Chevy Silverado 3500 EFI Systems & Components
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Painless Performance®Gen III Mechanical TB HarnessGen III Mechanical TB Harness by Painless Performance®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade materials and the latest...High quality at an affordable priceExpertly made from premium materials$439.99 - $1,272.58 - Painless Performance®Gen III Mechanical TB Standard Length Harness (60217)Gen III Mechanical TB Standard Length Harness (60217) by Painless Performance®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts stocked on our website. Manufactured using the highest grade...High quality at an affordable priceExpertly made from premium materials$635.99
- Painless Performance®Gen III Throttle by Wire Standard Length Harness (60221)Gen III Throttle by Wire Standard Length Harness (60221) by Painless Performance®. This standard length harness allows four feet from the back of the intake manifold to where the fuseblock and ECM mount. Perfect for those that plan to...Painless LS swap wiring harnesses make getting your engine swap wired a simple taskHigh quality at an affordable price$1,006.99
- Fast®EZ-EFI 2.0 Fuel and Ignition Master KitEZ-EFI 2.0 Fuel and Ignition Master Kit by Fast®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. Manufactured using the highest grade materials and the latest technology, they deliver the...Self tuning EZ-EFI™ gets you up and running quick and EZ; No laptop or tuning knowledge necessaryEZ-LS™ Ignition Controller offers no tuning quick setup option as well as custom tuning via hand-held$1,884.95 - $3,433.95
- Fast®EZ-EFI Engine KitEZ-EFI Engine Kit by Fast®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. Manufactured using the highest grade materials and the latest technology, they deliver the ultimate in...Standard single throttle body system handles up to 650 HP4150 throttle body works with original carb-style linkage & uses all OEM sensors$2,247.95 - $3,391.95
- Fast®EZ-EFI Engine and Manifold KitEZ-EFI Engine and Manifold Kit by Fast®. For a complete powertrain control package, the Engine & Manifold Kit with EZ-TCU™ offers the most advanced self tuning engine management system on the market today. This kit combines the...Provides GM LS Applications with the Easiest, Most Advanced Self-Tuning EFI AvailableEasy Control of Electronic GM Overdrive Transmission Shift Points, Firmness, & Speed$4,965.95 - $5,511.95
- Holley®Dominator EFI Harness KitDominator EFI Harness Kit by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more....Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$219.95 - $1,149.95
- Holley®Terminator X™ MPFI KitTerminator X™ MPFI Kit by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From...Made with precision and quality in mindBuilt to last$1,336.95 - $1,392.95
- Holley®Terminator™ MPFI KitTerminator™ MPFI Kit by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more. From...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$2,657.95 - $4,210.95
- Speedmaster®Fuel Injection SystemFuel Injection System by Speedmaster®. This premium product is the best way to go for those looking for the highest quality replacement that offers supreme levels of quality, performance and reliability. Designed to provide a perfect...Created by professionals to meet your requirementsSuperior longevity and dependability$3,260.00 - $3,590.00
- Fast®EZ-EFI 2.0® Fuel and Ignition LS Self Tuning Engine Control Kit (30405-KIT)EZ-EFI 2.0® Fuel and Ignition LS Self Tuning Engine Control Kit (30405-KIT) by Fast®. FAST™ offers bolt-on XFI 2.0™ Kits to install fully sequential EFI on Small and Big Block Chevy and Small Block Ford engines from mild street...Self tuning EZ-EFI™ gets you up and running quick and EZ; No laptop or tuning knowledge necessaryEZ-LS™ Ignition Controller offers no tuning quick setup option as well as custom tuning via hand-held$1,884.95
- Fast®Engine Kit (302002L)Engine Kit (302002L) by Fast®. Make your vehicle faster and more powerful with premium-quality performance fuel system parts. Manufactured using the highest grade materials and the latest technology, they deliver the ultimate in...High quality at an affordable priceExpertly made from premium materials$2,247.95
- Fast®Engine and Manifold Kit with TCI EZ-TCU and In-Line Fuel Pump Kit™ (302003L-TCU)Engine and Manifold Kit with TCI EZ-TCU and In-Line Fuel Pump Kit™ (302003L-TCU) by Fast®. For a complete powertrain control package, the Engine & Manifold Kit with EZ-TCU™ offers the most advanced self tuning engine management...Provides GM LS Applications with the Easiest, Most Advanced Self-Tuning EFI AvailableEasy Control of Electronic GM Overdrive Transmission Shift Points, Firmness, & Speed$5,511.95
- Holley®EFI Harness Kit (558-501)EFI Harness Kit (558-501) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much more....Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$715.95
- Holley®Terminator X™ MPFI Kit (550-904T)Terminator X™ MPFI Kit (550-904T) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...Designed for GM LS Engines with 58x Crank, 4x Cam - and EV6 InjectorsReal-Time fuel map learn, takes the guess work out of tuning your base fuel table$1,336.95
- Holley®Terminator X™ MPFI Kit (550-903T)Terminator X™ MPFI Kit (550-903T) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...For GM LS Engines with 24x crank reluctor and Multec 2 InjectorsReal-Time fuel map learn, takes the guess work out of tuning your base fuel table.$1,336.95
- Holley®Terminator™ LS MPFI Kit (550-613)Terminator™ LS MPFI Kit (550-613) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...Kit includes everything you need to control your stock or mild LSBosch wideband oxygen sensor included$4,210.95
- Holley®Terminator™ LS MPFI Kit (550-614)Terminator™ LS MPFI Kit (550-614) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...Kit includes everything you need to control your stock or mild LSBosch wideband oxygen sensor included$2,657.95
- Holley®Terminator™ LS MPFI Kit (550-615)Terminator™ LS MPFI Kit (550-615) by Holley®. Holley Performance Products has been the undisputed leader in fuel systems for over 100 years. Holley's products include carburetors, fuel pumps, fuel injection, intake manifolds, and much...Kit includes everything you need to control your stock or mild LSBosch wideband oxygen sensor included$3,906.95
- Speedmaster®Fuel Injection System (1-135-014)Fuel Injection System (1-135-014) by Speedmaster®. Polished Intake & 30400 FAST EZ-EFI 2.0 Self-Tuning Fuel Injection. The Speedmaster and Fast throttle body EFI delivers crisp EFI performance with systems capable of supporting up to...Created by professionals to meet your requirementsSuperior longevity and dependability$3,260.00
- Speedmaster®Fuel Injection System (1-135-010)Fuel Injection System (1-135-010) by Speedmaster®. Oval Port Manifold & Fast Ez-Efi Self-Tuning Fuel Injection System. The Speedmaster and Fast throttle body EFI delivers crisp EFI performance with systems capable of supporting up to...Created by professionals to meet your requirementsSuperior longevity and dependability$3,390.00
- Speedmaster®Fuel Injection System (1-135-003)Fuel Injection System (1-135-003) by Speedmaster®. Oval Port Manifold & Fast Ez-Efi Self-Tuning Fuel Injection System. The Speedmaster and Fast throttle body EFI delivers crisp EFI performance with systems capable of supporting up to...Created by professionals to meet your requirementsSuperior longevity and dependability$3,390.00
