Then a custom tune. Shop with confidence. 76112 JET Powr-Flo Throttle Body. 1. 22, 000 . I would like more gas miliage and better throttle control - Answered by a verified Chevy Mechanic We use cookies to give you the best possible experience on our website. Choose top quality brands DiabloSport, Edge Products, Hypertech, Jet Chips, Superchips. Your engine will benefit from our wide variety of chips, performance chip, intakes and spark plugs. 2003 Silverado Gaskets & Seals. SPONSORED. When 4 Wheel Parts opened its doors in 1961, the motto was “Quality Parts, Lowest Prices, Fastest Service and Fully Guaranteed.” Powered by that attitude, 4 Wheel Parts grew from a one-person operation to the global leader in truck, Jeep, SUV and off-road performance products. The proven, time-tested Innovative performance chip/power programmer sends a continuous, modified signal that your Chevy Silverado 5.3’s ECM monitors. 2003 Silverado Oil & Engine Fluids. This chip contains data that instructs your engine about how to react in different situations and terrains. CATALOG # 007204. Wiper blades, like tires or brakes, wear out over time. Corsa Silverado SS 6.0L Short Bed Sport System; 2003-2006. It is one of the safest and best performance chips you can install that ensures no footprint or trace is left in the memory. Additionally, your horsepower, torque, throttle-response, and fuel efficiency will noticeably improve after the chip is installed. Econo chip ,550 hp , 1100 ft lbs torque, excellent fuel mileage. Good quality wiper blades should last about 12 months depending on your usage and conditions. A new Chevrolet Silverado performance chip improves power, torque, and fuel economy by changing your timing, fuel curves, redline, and even shift points where applicable. A Silverado Performance Chip liberates your engine, giving you increased power. Releasing your engine from the chains of limiting pre-programmed settings, your Silverado Performance Chip boosts your horsepower and torque. You aren't an average driver. Don't settle for average engine operation. Have a motor and transmission out of an 82 toyota diesel pickup motor ran away twice (was able to snuff it out) ran after wards but not good transmission had a hum in 5th under load both would be better used as parts. Duramax Chip is an easy 10 minute Install. Mighty Mite Performance Inc. Browse Categories ... 2003 Chevrolet Silverado. Get your Chevrolet Silverado 1500 Performance Chip now for only $59.99 with free shippi 2014 Silverado z71LT installing tunesport performance chip what color wires to hook it up - Chevrolet 2014 Silverado 1500 question. The chip is designed to read diagnostic codes as well as is easy to install. Louis Chevrolet and ousted General Motors founder William C. Durant started the company on November 3, 1911 as the Chevrolet Motor Car Company. Research, compare, and save listings, or contact sellers directly from 7,948 Silverado 2500 models nationwide. I also put on a Jet Performance Chip so that they all work together. Power Steering Pump For 2003-2013 Honda Odyssey Acura MDX Pilot US 3.5L Safe. I installed your performance chip on my 2009 GMC 1500 5.3L and I cannot tell you what a difference this chip has done to my truck. $ 221.95. Download Adobe Acrobat Reader. Shop Just Bolt-On Performance Parts for the BEST deals and FREE shipping on all cold air intakes, performance exhaust systems, suspension kits, big brake kits, tuners, drag racing wheels and more. The performance chip is fully compatible with your Chevrolet Silverado 1500 in all trims, including the 2.7L, 3.0L, 4.3L, 4.8L, 5.0L, 5.3L, 5.7L, 6.0L, 6.2L and 7.4L engines. Today, 55 years later, Chevrolet Silverado Dyno-Boost remapper chip is designed to maximize the power capability potential of your factory engine. Order your parts online or pick them up in-store at your local Advance Auto Parts. Buy a 2003 Chevrolet Silverado 2500 HD Computer Chip Programmer at discount prices. 628 sold. CHEVROLET SILVERADO 2500HD CLASS Performance Chip will substantially increase the performance of your engine. I am looking at Diablo or Sport Chips. The best performance chip for Silverado 1500 owners depends on what they are trying to achieve. Description. CHEVROLET SILVERADO 2500HD CLASS Performance Chip will substantially increase the performance of your engine. 2003 Silverado Distributor Caps & Rotors. Category. or Best Offer. Was 15.3 MPG now it is 20 MPG! Was 15.3 MPG now it is 23.3 MPG and the horsepower - I step on it from dead stop at 60 feet and I was going 92 miles an hour - WOW! The Bully Dog 41108 4-Position Chip for your 2002-2003 Ford 7.3L Powerstroke Automatic is a simple and effective performance upgrade. I installed a Flowmaster catback system and cold air intake system. This is an important process, not just because of the possible need for replacement, but also because the wrong pressure can cause you to burn more fuel. Find Chevrolet Silverado Performance Chip and other car and truck automotive parts and accessories on sale here. The performance chip loads new, pre-tuned motor-specific fuel maps onto your ECU, improving performance throughout the vehicle’s power band. #76112. Add to compare. 76112 JET Powr-Flo Throttle Body. Model #: 14279. Installation Instructions. and the horsepower, When i put the petal to the metal so to speak , the difference is intense from a dead stop i was able to reach 90 MPH in just 60 feet! Take advantage of our extensive image galleries, videos, and staff of truck experts. I chipped my 1.8 Turbo and the difference is amazing! Choose top quality brands DiabloSport, Edge Products, Hypertech, Jet Chips, Superchips. Choose top quality brands Jet Chips. A performance chip can be installed in-line with your vehicle’s computers to improve power, efficiency, and performance. City MPG: 14. city. These improvements can net a substantial increase in performance with minimal effort, as Chevrolet Silverado performance chips are among the easiest modifications to install. The Vertex Performance Module works with your vehicle regardless of transmission type, turbochargers, superchargers, performance intake and exhaust systems. The T2 has no peer... $624.01. The Hooker Blackheart exhaust is a premium, cat-back exhaust systems for 2010-16 GM Silverado/Sierra 1500 trucks. Free shipping. A 60 second plug-n-play install is all it takes to increase the performance and mileage of your vehicle. By John Linden. Our Chevrolet Performance Chip is a custom performance boosting chip for gasoline engines. Engine Performance Chip provide Chevrolet Performance Chip online for increasing horsepower and overall performance. Our innovative Chevrolet Silverado 1500 performance chip is the answer to today's high fuel prices and all of us looking to squeeze that hidden power and fuel economy out of your Chevrolet Silverado 1500! Performance is improved by dyno tuning your Chevy, creating a more efficient fuel map changing air/fuel mixtures. 10 Answers. View all car programmers here. 2003 Silverado Pulleys. Performance Parts and Accessories for your 2003 Chevrolet Silverado 1500 SS. Was 15.3 MPG now it is 23.3 MPG and the horsepower - I step on it from dead stop at 60 feet and I was going 92 miles an hour - WOW! The i3 lets you take control of your vehicle like never before, for any LS power plant made from 1999 or newer and any Duramax from 2001 up to 2010. Trinity 2 EX Performance Programmer; Trinity 2 MX Monitor; Predator 2 Platinum Custom Tuner; Pulsar for 2018-2019 Jeep® Wrangler® JL 3.6L & 2020 JT Gladiator; Pulsar for Hemi: 2015-2021 Ram 1500 5.7L & 2015-2020 Ram 2500 6.4L; Pulsar for 2017-2021 GM L5P Duramax; inTune i3; Amp’d: Throttle Sensitivity Booster; Reaper Stage 1 Intake + Tuner Kits Those of you that have experience with this motor and chips, what’s the best. 3" Front Leveling Lift Kit For 2007-2020 Chevy Silverado GMC Sierra 1500 2WD 4WD. Equip cars, trucks & SUVs with 2003 Chevrolet Silverado 1500 Computers, Modules And Chips from AutoZone. If you're interested in making this tough truck even tougher then there are a ton of mods and upgrades options out there to help you accomplish this goal. When you purchase a Chevrolet Silverado, the factory settings of the chip allow for a limited range of performance. Chevy Performance Chips are an industry leader for improving Chevy performance and MPG. The Flashpaq F5 is eligible for all kinds of vehicles and has noticeable changes in the output of the engine. The Chevy Silverado has a reputation of being one of the toughest trucks out there. Shop for the best Performance Chip for your 2003 Chevrolet Silverado 1500, and you can place your order online and pick up for free at your local O'Reilly Auto Quick view. Even on souped-up bikes, our Chevrolet Silverado tuner chip adds serious horsepower to your daily- or race riding. Corsa Silverado/Sierra 1500 4.8/5.3L Ext.Cab Shrt Bed or Crew Cab Sport; 1999-2006. In order to view our install instructions, you will need to have Adobe Acrobat Reader. 2003 Chevrolet Silverado 1500 LT 4.8L PERFORMANCE CHIP Jet Bully Juice Edge | eBay C $41.59. The Jammer Cold Air Intake covers 2014-2016 GM 5.3L & 6.2L trucks and SUVs. Performance Programmers & Chips for 2003 Chevrolet Silverado 1500 SS. Hello, I have seen the start of this forum used as an advertisement for an after market performance chip which promised incredible gains in both horsepower and also mpg gains. 2020 Duramax ( 2.8L ) Colorado / Canyon Power Chip Diesel Performance Chips (SKU: 2020-Duramax-2.8) $595.00. Built to last, the Silverado has proven time and again that it's a force to be reckoned with. It’s hard to beat the winning combination of a Duramax diesel engine paired with an Allison transmission, and Parleys Diesel Performance carries a full line of performance parts and upgrades for the Duramax in your Chevy Silverado or GMC Sierra pickup truck. The Chevrolet Silverado is a range of trucks manufactured by General Motors under the Chevrolet brand. 2003 Silverado Radiators, Intercoolers & Accessories. Performance chip tuning, Power chip, chip tuning, ecu reflashing, more horsepower with engine performance chips, Racing chip ... 2003-2022 Acura MDX 1991-2006 Acura NSX 2007-2021 Acura RDX 2014-2020 Acura RLX ... 2004-2021 Chevrolet Silverado 2012-2019 Chevrolet Sonic 2010-2021 Chevrolet Spark 2012-2013 Chevrolet Spin Alternators; Water Pumps; ... 2003 Chevrolet Silverado 1500 Base 4 8l Performance Chip Jet Bully Juice Edge. Starting at $103/month. 1999 Chevrolet Silverado 1500. Fits Chevy Silverado - High-Performance Tuner Chip and Power Tuning Programmer - … Your engine will benefit from our wide variety of chips, performance chip, intakes and spark plugs. Hypertech is a SEMA member company dedicated to supporting the aftermarket distribution system, with innovative products that exceed consumer expectations in performance and quality. 69153 Powr-Flo Mass Air Sensor. Adding these performance chip to your vehicle will make your engine feel more powerful and responsive. Sale. I noticed better performance also noticed my gas mileage got better as long as my lead foot isn't used. $46.89. 2003 Chevrolet Silverado 1500 2WD 6 cyl, 4.3 L, Automatic 4-spd Regular Gasoline: View Estimates How can I share my MPG? High-Quality Performance Chips for Diesel Trucks Your days of digging in obscure corners of the internet for a chip that boosts your machine's performance is over. 2003 chevrolet silverado 2500 hd base, lt, ls, wt / 6.0l v8 gas, 8.1l v8 gas, 6.0l v8 cng, 6.6l v8 diesel Key Features: Shift Plus 2 Electronic Overdrive Transmission Control 69153 Powr-Flo Mass Air Sensor. For fuel economy, you should buy a truck with two-wheel drive, a five-speed transmission, and as small a motor as you need for whatever you plan to do. Where is fuel pump relay for 2003 chevy silverado. I also put on a throttle body spacer. Choose top quality brands AFE, DiabloSport, Edge Products, Hypertech, Jet Chips, Superchips. With fresh, modern styling, more comfort, and more performance than before, the new Silverado is designed to be a real crowd pleaser. with . Dirt, bugs, glass chips in your windshield can cause micro damage to your 2003 Chevrolet Silverado 1500 wiper blades edge causing streaking. Shop Chevrolet Silverado 2500 vehicles for sale at Cars.com. 50 hp to 200 hp and the V6 increases 15 hp to 205. Automotive News ISSN 0005-1551 (print) ISSN 1557-7686 (online) Fixed Ops Journal 2003 Toyota MR2 Spyder 1.8L I installed your performance chip on my 2011 GMC 1500 5.3 L and I cannot tell you what a difference the chip has done to my truck. The best online destination and local store solution for all of your Truck and Jeep off-roading needs! Chevrolet Performance Chips From Thorton Chip Tuning are a plug and drive solution to add more power and increase the performance of your Chevrolet engine without making any permanent modifications. Complete 2003 Chevrolet Silverado Performance Chip Tuners installation instructions and customer reviews. Adding a Silverado Performance Chip to your Car, truck, SUV can result in a significant increase in torque. It has been made easy and cheap for you to choose the type of power you want your engine to produce. #1 Performance Tuning Chip Chevy SILVERADO 1500 Z71 5.3L 4.3l 4.8l 1996-2018 (Fits: 2003 Chevrolet Silverado 1500 HD) 3 out of 5 stars (25) 25 product ratings - #1 Performance Tuning Chip Chevy SILVERADO 1500 Z71 5.3L 4.3l 4.8l 1996-2018 We want to be the first place you look when shopping for truck parts. Re: 2003 5.3 best performance upgrades. Gear Oil. And that’s just what Chevrolet has done with their heavily revamped 2003 Silverado pickup series. quicker shifts on total stock 2003 silverado 6.0; around 300-400 rpm decrease at highway speed on economy mode. We use our products in our own vehicles just like anyone else. Shop. NO FOOTPRINTS WHEN REMOVED - ON SALE NOW ! Literally breaks the tires loose when the turbo kicks in. Performance chips can give your vehicle a serious boost in overall performance. Cheap GM TECH2 Diagnostic Scanner Support GM/ SAAB/ OPEL/ SUZUKI/ ISUZU with carton packing, Including one 32 MB card, CANDI interface, and tis2000 software with usbkey.Support all for GM diagnosis systems from 1991-2014, Supports SAAB Cars from 1998-2013. Sep 27 2012, 10:35pm. What brand of chip would best suit my 2003 1500 silverado. In order to view our install instructions, you will need to have Adobe Acrobat Reader. The F5 performance chip is backed by a 2-year warranty to ensure loyalty. Upgrade your car with the latest Chevy Silverado chips and equip it so as to haul anything that was to be thrown in bed. Innovative Performance Chip/Power Programmer for Chevrolet Suburban 1500 & 2500 5.3L, 5.7L, 6.0L, 7.4L and 8.1L – Improve Fuel Mileage & Gain More MPG, Increase 2004 FORD F250 6.0L DIESEL QUICKTUNE PERFORMANCE & ECONOMY PROGRAMMER CHIP INSTANTLY STARTS TO SAVES YOU MONEY UP TO 12% GAINS IN FUEL MILEAGE – Save up to $4,347 on one of 212 used 2013 Cadillac CTSES in Virginia Beach, VA. Find your perfect car with Edmunds expert reviews, car comparisons, and pricing tools. Hypertech ThermoMaster Power Chips are engineered for stock 1995-1981 GM vehicles (premium octane fuel required). Let Billy Boat help you free your CAMARO, Corvette, Impala SS, Silverado, Suburban and Tahoe engine's power by installing a complete exhaust system with T-304 Stainless Steel, mandrel bending and mufflers developed in-house giving you unparalleled performance and sound. Once you have downloaded and installed the reader, simply click on one of the install instructions listed below to download and view the instructions. Because the JDM tuning chip works in sync with your engine's ECU rather than replacing it, all original engine safety functions are retained. The Mechanism of Action of a Bully Dog Programmer Chips. Whether it’s a trail rig, a work truck, or something in between, our off road winches will help you go prepared. Force Performance Chip/Programmer for Chevrolet Silverado 1500 4.3L, 4.8L, 5.0L, 5.3L, 5.7L, 6.0L, 6.2L and 7.4L - Increase MPG & Save Gas, Increase Horsepower & TQ with this tuner! Find car & truck performance chips, programmers, performance modules, car computer mounts and more available at JEGS. 2020-21 Silverado 1500 3.0L; Chevy Gas Trucks; 2019-21 Silverado 1500; 2014-18 Silverado 1500; 2001-13 Silverado 1500; 2020 Silverado 2500/3500 6.6L; 2011-19 Silverado 2500/3500 6.0L; 2017-21 Colorado 2.5L/3.6L Buy a 2003 Chevrolet Silverado 2500 HD Computer Chip Programmer at discount prices. Mighty Mite Performance Inc. city/highway. Add to compare. 4WheelParts.com's wide range of diesel chips have the programmable settings you need, and they're available at a variety of price points that fit any jeeper's budget. i do not know anything about them tho and don´t know what i would need. ROYAL PURPLE Oil / Fluids. There are many aftermarket programmers and tuners that can boost your Chevy Silverado 5.3 pickup performance regardless if you have a stock setup or have modified it with bolt-ons. Performance programmers and calibration features are designed to read and customize the vehicle’s power and performance options. Why you can you trust us? Just purchased a 2003 silverado 6.0L 1500HD Im curious on what my options are for the best bang for the buck as far as performance upgrades goes. Jet Performance Products 39011CS. Performance Truck Products has been providing the best performance parts and accessories for both gas and diesel trucks since 2003. And even better, every product from AutoAccessoriesGarage.com is backed with top-notch customer support and affordable prices. Silverado Wheels 2003-2006 Customize your Silverado wheels for your 03-06- Choose from chrome, silver or black: ... Silverado Performance Chips Get more power electronically from your Silverado with power chips and modules . 1999-2007 GM Truck / SUV Performance Parts and Accessories. SUPER PERFORMANCE CHIP FOR CHEVY SILVERADO 1500 4.8L 5.3L 6.0L V8 Z71 HD LS LTZ (Fits: More than one vehicle) C $36.60. Featured. Shop for all American Muscle vehicles and Off-Road Trucks. This default chip is termed as the lookup table. it has a 5.3 in it. 2011 Chevrolet 3500 LTZ duramax . The vehicle specific JDM PROM Chip is custom tuned, designed and tested providing the absolute best performance, power and fuel economy for your vehicle. Blow those sluggish stock settings away with this Magnum Chevrolet Silverado performance chip. We have the best products at the right price. 2003 Chevrolet Silverado 1500 WT 4.3L PERFORMANCE CHIP Jet Bully Juice Edge | eBay These single side-exit cat-back systems are engineered to offer both premium fitment and maximum performance from your 4.8/5.3L engine. The Trinity 2 EX is hands down, the most feature-packed performance tuner, monitor, diagnostic, and data logging device on the planet. Was: Previous Price. #76112. Ford Performance Chips. CORSA Performance. Simply plug the performance chip into your OBD/Diagnostic port, and in under 60 seconds you’ve boosted your vehicle’s power and performance. A 60 second plug-n-play install is all it takes to increase the performance and mileage of your vehicle. Black Bear Performance offers in-person and mail order computer tuning for your GM car, truck, or SUV with a twist. Research the 2019 Ford F-150 at Cars.com and find specs, pricing, MPG, safety data, photos, videos, reviews and local inventory. Big trucks require big hitches! Apparently this job isnt too bad on those trucks, I almost pulled the trigger on this project on my 06. S&B Cleaner & Oiling Package. Get Yours Today! Force Performance Chip/Programmer for Ford Mustang 2.3L, 3.7L, 3.8L, 3.9L, 4.0L, 4.6L, 5.0L, 5.4L & 5.8L – Increase Fuel Mileage – More MPG. Check out performancetruck.net. This chip contains data that instructs your engine about how to react in different situations and terrains. Buy a 2003 Chevrolet Silverado 1500 Ignition Performance Module at discount prices. I have a 2017 Chevy Silverado 1/2 ton Z71 with 6.2 liter engine, 3.23 gears and 8 speed transmission. The chip for the turbo increases hp approx. Fits Chevy Express 1500 – High-Performance Tuner Chip and Power Tuning Programmer – Boost Horsepower and Torque Product Description & Features: FITS CHEVY EXPRESS 1500. 10 Minute Install - UP TO 30% HP - 15% Fuel Savings ! … The i3 lets you take control of your vehicle like never before, for any LS power plant made from 1999 or newer and any Duramax from 2001 up to 2010. $1,170.99. Narrow Your Search. Plumbing for 2003 Chevrolet Silverado 1500 SS . Id say a cam, rockers, push rods, and lifters. or Best Offer. Final Thoughts On Chevy Silverado 1500 Gas Mileage. JET Performance 20710 - Stage 1 Computer Chips/Modules 2008 CHEVROLET SILVERADO 1500 LT, LS, LTZ, WT / 5.3L V8 FLEX, 5.3L V8 GAS, 6.0L V8 GAS, 4.8L V8 FLEX, 4.3L V6 GAS, 4.8L V8 GAS JET Stage 1 Computer Chips/Modules will unleash the true high-performance potential of your vehicle's engine and completely remove the dull factory settings! $55.99. or Best Offer. Dylan S., California "literally 10 min install - just as described. HURST Accessories. Was: $69.95. Stage 2 Performance Chip Module OBD2 For Toyota. Pressure can be monitored using a gauge and adjusted using an inflation pump. Ford Performance Chips are best in class horsepower, torque and fuel economy gains. All chips work with all fuel grades. When you purchase a Chevrolet Silverado, the factory settings of the chip allow for a limited range of performance. 2003 Toyota MR2 Spyder 1.8L I installed your performance chip on my 2011 GMC 1500 5.3 L and I cannot tell you what a difference the chip has done to my truck. 2003 Silverado Engine Components. Delphi's OE heritage ensures quality replacement parts that provide the right fit, form and function – the first time, every time. 99 $36.99 $36.99 BBK Cleaner & Oiling Package. The Tunesport Chip calculates the correct combinations of air, fuel and spark to produce more power, unlocking up to 30 Horsepower and up to 8 MPG! 2003 Silverado Air, Oil, & Fuel Filters. Due to current COVID-19 impacts, please allow 7-10 days for any ECM Swap and/or Pulsar shipments. Performance chips? SMARTTUNE. This is from the same manufactures and the prices are similar ($300-500). Our innovative Chevrolet Silverado 1500 performance chip is the answer to today's high fuel prices and all of us looking to squeeze that hidden power and fuel economy out of your Chevrolet Silverado 1500! Save $10 off $299, $25 off $599, $45 off $999, $100 off $1899 Orders - Promo Code: BIGSAVINGS exclusions apply. They can be used on stock or performance enhanced vehicles. Check prices & reviews on aftermarket & stock parts for your 2003 Silverado 1500 Computer Chip Programmer. Sales of the Silverado have been extremely strong as well. That’s what this reworked 2003 Chevrolet Silverado is all about. 14004 REVOLVER PERFORMANCE CHIP/SWITCH FORD 7.3L 1999 Manual 6-Chip Master Box Code AWA4 –Install Instructions; 14005 REVOLVER PERFORMANCE CHIP/SWITCH FORD 7.3L 99.5-01 Auto 6-Chip Master Box Code NVK4 –Install Instructions; 14006 REVOLVER PERFORMANCE CHIP/SWITCH FORD 7.3L 2000 Manual 6-Chip Master Box Code DAC3 –Install Instructions Get discount prices, fast shipping and ultimate product help when shopping for 2003 Chevrolet Silverado 1500 Performance Parts at 4 Wheel Parts. Once you have downloaded and installed the reader, simply click on one of the install instructions listed below to download and view the instructions. Quick view. Nov 22 2012, 7:37am. Adding these performance chip to your vehicle will make your engine feel more powerful and responsive. The Automotive News PACE program honors superior innovation, technological advancement and business performance among automotive suppliers. In short, the wrong pressure can affect performance. Add to cart. $ 479.95. These improvements can net a substantial increase in performance with minimal effort, as Chevrolet Silverado performance chips are among the easiest modifications to install. LANGUAGE. Judged … Email us. Find CHEVROLET SILVERADO 1500 Computer Chips and Modules and get Free Shipping on Orders Over $99 at Summit Racing! Our Performance Chip Installs without cutting any wires or mechanical skills! Also have 4” exhaust and extra set of rims with winter K2 on them If you want to completely customize the performance of your ride we have all-in-one units that give you control over a wide range of performance figures. it has a 8 inch lift and 37s. Expert lifetime technical support on all purchases. Shop online or Call 800-544-8778 to order today. Shipping is free to the lower 48 United States. Choose Options. Our PCR Performance Module is a simple plugin install, will not void the warranty and requires no programming. Call 800-298-1624 to place your order or order online at etrailer.com. 2001 - 2003 toyota rav4 ecm ecu computer 89661-42880 exchange 4 out of 5 stars (7) 7 product ratings - 2001 - 2003 TOYOTA RAV4 ECM ECU COMPUTER 89661-42880 EXCHANGE Installation Instructions. Designed after the 1500 and featuring a Z60 suspension and a bunch of power-enhancing Silverado parts, the SS is more performance-based. around 2-3 mpg in city well worth the driveability alone..good product/" —Ricardo B from Albuquerque, NM bought a Superchips Flashpaq Tuner for a 2003 Chevy Silverado, 6.0L V8. Engine Performance Chip provide Chevrolet Performance Chip online for increasing horsepower and overall performance. Our Performance Module calculates and adjusts your vehicle’s air, fuel, timing, and spark to enable your engine to safely output up to 35+ or more horsepower while increasing MPG by up to 9*. Find great deals on eBay for 2003 chevy silverado performance chip. DiabloSport 7202 - DiabloSport Predator 2 Flash Programmers. LAKEWOOD Trans. 2.8 | Duramax Chip. Chevrolet. Whether you drive a Camaro, Malibu, or Silverado, the Tunesport Performance Chip is the answer to increasing your Chevy's performance and getting the most fuel economy out of your engine. SHOW-N-GO Retractable License Plate. Buy a 2003 Chevrolet Silverado 1500 Computer Chip Programmer at discount prices. The Chevy Silverado has been the recipient of numerous accolades, including being named Motor Trend’s Truck of the Year (2007). The Performance Chip simply plugs into the OBDII diagnostic port typically located under the dashboard on the driver’s side. Ask Our Experts 888-227-2447. We use our products in our own vehicles just like anyone else. No Tools or Wiring Needed. This 4 Position Chip is an easy way to tune your vehicle for fuel mileage and power. AutoAnything offers FREE SHIPPING & One-Year Lower Price Guaranteed on Silverado Performance Chip. Not sure if that was the wisest choice. Superchips offers the world's best-selling lineup of performance programmers and tuners for both gas and diesel trucks as well as Jeep® Wrangler.