Chevy Silverado 1500 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 Drive-By-Wire Dual Throttle Body HarnessDominator EFI Drive-By-Wire Dual Throttle Body Harness 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...Top-grade fuel system upgrade that will take your driving to the next levelDesigned to help you maximize your vehicle’s fuel system efficiency$209.95 - $279.95
- 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®HP EFI ECU and Harness KitHP EFI ECU and 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$34.95 - $3,805.95
- Holley®Terminator X Max™ Direct Injection KitTerminator X Max™ Direct Injection Kit by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control of your...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$1,727.95 - $3,333.95
- 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
- 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®EFI LS Main Harness MAP Sensor Adapter (558-416)EFI LS Main Harness MAP Sensor Adapter 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...Made with precision and quality in mindBuilt to last$34.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1631LSD)Terminator X Max™ Direct Injection Kit (550-1631LSD) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,229.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1631)Terminator X Max™ Direct Injection Kit (550-1631) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,333.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1630LSD)Terminator X Max™ Direct Injection Kit (550-1630LSD) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,229.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1630)Terminator X Max™ Direct Injection Kit (550-1630) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,333.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1621)Terminator X Max™ Direct Injection Kit (550-1621) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,021.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1620)Terminator X Max™ Direct Injection Kit (550-1620) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,021.95
- Holley®Terminator X Max™ Direct Injection Kit (550-1611)Terminator X Max™ Direct Injection Kit (550-1611) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,021.95
- Holley®Terminator X Max™ Direct Injection Kit with GM 4L60 and 4L80 Transmission Control (550-1610)Terminator X Max™ Direct Injection Kit with GM 4L60 and 4L80 Transmission Control (550-1610) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,021.95
- Holley®Terminator X Max™ Direct Injection Kit with GM LS Drive-by-Wire Throttle Body Control (550-1620LSD)Terminator X Max™ Direct Injection Kit with GM LS Drive-by-Wire Throttle Body Control (550-1620LSD) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$3,021.95
- Holley®Terminator X™ Direct Injection Kit (550-1601)Terminator X™ Direct Injection Kit (550-1601) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$2,708.95
- Holley®Terminator X™ Direct Injection Kit (550-1600)Terminator X™ Direct Injection Kit (550-1600) by Holley®. Take control of your GM Gen V LT1, L83, or L86 engine with Terminator X! Do not settle for a factory ECU with a cumbersome tuning interface when you can have complete control...Plug and play GM Gen V LT engine control including GDI and VVT supportIdeal for swapping late model GM Gen V LT engines into vintage vehicles$2,708.95
- 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™ 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
