Holley Performance

We've done yet again, pushing the L5P tuning market into an all new era with the industry's first in-vehicle ECM unlock including TCM trans tuning for 10-speed! That's right, flash your 2020-2023 GM Diesel with the all-new EvoHT2 programmer, witho...

Make something old, new again with this upgrade kit that will convert a CS2 and CTS2 Juice with Attitude to our latest CTS3 display. This kit will include the new CTS3 monitor, a new window mount and update cable. This will allow total integration...

Holley is now offering budget friendly fabricated intake manifolds for LS, Small Block Chevy and Small Block Ford engines in carbureted and EFI versions!Features: Silver finish creates high impact under-hood styling 3mm (1/8") thick T6061 sheet al...

Unterminated Universal Main Harness for HP EFI & Dominator EFIFeatures:Unterminated for custom routing and wire lengthsSpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Universal Harness Type: ...

Universal MPFI Main Harness for HP EFI & Dominator EFISpecs: Brand: Holley EFI Category: Air and Fuel Delivery Emission Code: 3 Harness Application: Ford, GM, Universal Harness Type: Main Part Type: Fuel Injection Harness Product Type: ...

Holley EFI fuel kits are the perfect addition to your Sniper EFI or Holley EFI kit. They are engineered using Holley fuel pumps, regulators and filters coupled with quality Earl's plumbing to provide a fuel system tailored to the needs of your EFI...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor! While these distributors are designed to be used primarily i...

Introducing the next generation of Holley EFI Dual Sync Distributors, the new design features an improved shutter wheel, high-quality dual Hall Effect sensors, and an MSD cap and rotor!While these distributors are designed to be used primarily in ...

Dash bezels that are designed to work with the Racepak dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte bl...

Dash bezels that are designed to work with the Racepak dashes. The bezels are made from a 5/32" thick UV-resistant ABS composite material. Structurally, these bezels are are as strong, or stronger than the OEM panels. The bezels come in a matte bl...

This in-tank fuel pump module is a high-pressure unit that flows 350 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 750 horsepower. Featuring a pre-calibrated fuel-level sending unit desi...

This in-tank fuel pump module is a high-pressure unit that flows 350 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 750 horsepower. Featuring a pre-calibrated fuel-level sending unit desi...

The EZX is the ultimate performance upgrade for your late model Ford Power Stroke offering total control over your truck with power adjustability on-the-fly. Offering easy installation, improved fuel economy, better towing performance and feature ...

Specs: Brand: Simpson Racing Category: Vehicles, Equipment, Tools, and Supplies Emission Code: 6 Part Type: Safety Harness Sub Category: Safety Equipment, Tools and Accessories

The Simpson SB51204 Ratchet Harness delivers pro-grade safety for dirt and monster truck applications. SFI 16.1 certified, this 5-point latch and link system features a left-hand ratcheting adjuster for a precision fit, 2"/3" HANS/Hybrid-compatibl...

This in-tank fuel pump module is a high-pressure unit that flows 255 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 550 horsepower. Featuring a pre-calibrated fuel-level sending unit desi...

The Holley EFI 5-inch Digital Dash comes out of the box, ready to plug and play with your Gen 1 Sniper EFI, Terminator X or X MAX, and Holley EFI Dominator or HP ECU. The 5-inch digital touch screen display is pre-loaded with 3 easy to read layout...

The Hybrid Youth Sport gives you all the safety of an adult version, but 25% smaller to fit a junior driver as young as 4 years old. Lighter, sleek, modern and appealing with defined wings for seatbelt containment. The sliding tethers and patent p...

This direct fit fuel pump module will drop directly into any 1988-1998 GM C/K Series truck EFI fuel tank. The module has been designed with a 340 LPH (liters per hour) Sniper fuel pump that will support up to 700 EFI or 900 Carbureted horsepower (...

This in-tank fuel pump module is a high-pressure unit that flows 350 liters per hour (LPH) and is capable of supporting electronic fuel injection (EFI) engines producing up to 750 horsepower. A pre-calibrated fuel-level sending unit designed to wo...

This direct fit fuel pump module will drop directly into any 1990-1997 Ford Truck Long Bed EFI fuel tanks. The module has been designed with a 340 LPH (liters per hour) Sniper fuel pump that will support up to 700 EFI or 900 Carbureted horsepower ...

Holley is now offering budget friendly fabricated intake manifolds for LS, Small Block Chevy and Small Block Ford engines in carbureted and EFI versions!Features: Black Finish creates stealthy under-hood styling 3mm (1/8") thick T6061 sheet alumin...

The Holley GM Gen V LT Ultra Lo-Ram intake manifold kits are designed for GM Gen V LT engines equipped with GM LT cylinder heads. These intake manifolds will work with OE or aftermarket cylinder heads. The Ultra Lo-Ram intake manifolds are designe...

Simpson Drag Boots are primarily intended for use with SFI 15 and SFI 20 Drag Suits and can be worn with other driving suits as an added safeguard. They're knee-high, made completely from Nomex (including the sole areas), and have side zippers for...