Performance Parts

Holley EFI Fuel Injectors feature a precision lapped disc valve, high-quality brass windings, and high-temp O-rings. These injectors provide excellent linearity with no discernible "bounce" at low pulse widths as commonly found in other injectors....

Replacement Throttle Body Gasket 105mm - GM LSFeatures: Replacement Throttle Body Gasket 105mm Black color Specs: Brand: Holley EFI Category: Air and Fuel Delivery EGR Gasket Included: No Emission Code: 5 Fuel Injection Type: Port Grade Type...

Introducing the Holley EFI single channel EGT modules, Exhaust Gas Temperature data is critical information when your engine tune up is on the ragged edge. Knowing the exhaust temperature can help you identify potential horsepower left on the tabl...

Introducing the Holley EFI single channel EGT modules, Exhaust Gas Temperature data is critical information when your engine tune up is on the ragged edge. Knowing the exhaust temperature can help you identify potential horsepower left on the tabl...

1 Bar Map Sensor, 1/8-27 NPTFeatures: Stainless steel construction Comes with mating connector for custom configurations Linear voltage output of 0.5-4.5 volts Specs: Body Material: Stainless Steel Brand: Holley EFI Category: Emission Control ...

316 Stainless steel weldment bung for 1/4" EGT probes. These high-quality weld bungs feature a built-in step, which keeps the bung held in place during the welding process, ensuring a perfect weld.Specs: Brand: Holley EFI Category: Emission Cont...

316 Stainless steel weldment bungs for 1/4" EGT probes. These high-quality weld bungs feature a built-in step, which keeps the bung held in place during the welding process, ensuring a perfect weld.Specs: Brand: Holley EFI Category: Emission Con...

316 Stainless steel Cap for 1/4" EGT bungs.Specs: Brand: Holley EFI Category: Air and Fuel Delivery Color: Natural Emission Code: 5 Grade Type: Performance Material: Stainless Steel Model: 800-TX-NF4 Part Type: Fuel Hose Fitting Product T...

Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.Specs: Application: Drag Racing, Land Speed, Pro Drag Racing, Pulling Brand: Holley EFI Category: Emission Control Connector Quantity: 1 Emission Co...

Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.Specs: Application: Drag Racing, Land Speed, Pro Drag Racing, Pulling Brand: Holley EFI Category: Emission Control Connector Quantity: 1 Emission Co...

Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.Specs: Application: Drag Racing, Land Speed, Pro Drag Racing, Pulling Brand: Holley EFI Category: Emission Control Connector Quantity: 1 Emission Co...

Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.Specs: Application: Drag Racing, Land Speed, Pro Drag Racing, Pulling Brand: Holley EFI Category: Emission Control Connector Quantity: 1 Emission Co...

Exhaust Gas Temperature is a critical indicator of the performance of a typical racing engine.Specs: Application: Drag Racing, Land Speed, Pro Drag Racing, Pulling Brand: Holley EFI Category: Emission Control Connector Quantity: 1 Emission Co...

Holley EFI Wiring Shop just keeps getting better! We have one goal, to provide you a one stop solution for all of your wiring components needs. From connectors and pins to wire loom and tools! We have everything you need to build or service your H...

Meet your higher boosted specifications with our 0-500 pressure transducer.Features: Stainless steel construction Linear voltage output of 0.5V - 4.5V 1/8-27 NPT Includes pigtail connector for custom configurations Specs: Brand: Holley EFI Categ...

The all-new, redesigned, L5P Duramax Pulsar V3 is the most advanced L5P performance product on the market, without question. The addition of the industry-leader in digital gauges provides the potent power + visibility combo that has no competition...

The all-new, redesigned, L5P Duramax Pulsar V3 is the most advanced L5P performance product on the market, without question. The addition of the industry-leader in digital gauges provides the potent power + visibility combo that has no competition...

The Pulsar LT is a new in-line module for 2015-2016 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax that offers complete adjustability of many features, all from your steering wheel controls. Without modifying your truck's ECM, Pulsar LT...

The Pulsar LT is a new in-line module for 2020-2022 Chevrolet Silverado and GMC Sierra 1500 3.0LL Duramax that offers complete adjustability of many features, all from your steering wheel controls. Without modifying your truck's ECM, Pulsar LT off...

The Pulsar LT is a new in-line module for 2020-2023 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax that offers complete adjustability of many features, all from your steering wheel controls. Without modifying your truck's ECM, Pulsar LT...

The Pulsar LT is a new in-line module for 2017-2019 Chevrolet Silverado and GMC Sierra 2500/3500 6.6L Duramax that offers complete adjustability of many features, all from your steering wheel controls. Without modifying your truck's ECM, Pulsar LT...

The all-new Pulsar + Insight CTS3 kits are the best performance combo on the market for late model Hemi trucks. The Pulsar is an in-line computer that connects directly to the vehicle PCM, eliminating unnecessary wires in the engine compartment. B...

The all-new Pulsar + Insight CTS3 kits are the best performance combo on the market for late model Hemi trucks. The Pulsar is an in-line computer that connects directly to the vehicle PCM, eliminating unnecessary wires in the engine compartment. B...

The all-new Pulsar + Insight CTS3 kits are the best performance combo on the market for late model Hemi trucks. The Pulsar is an in-line computer that connects directly to the vehicle PCM, eliminating unnecessary wires in the engine compartment. B...