Search for “Exhausts”

Improve airflow and long-term reliability by eliminating the restrictive factory EGR cooler on your L5P Duramax. This EGR Delete Kit is designed for 2017–2023 GM HD trucks equipped with the 6.6L L5P Duramax engine. By removing the factory EGR cool...

The Terminator X Stealth 4500 2x4 EFI systems from Holley features 8, 100LB/HR Fuel Injectors capable of supporting up to 1500 HP naturally aspirated or 1250 HP on forced induction applications. The Terminator X ECU is capable of fuel map self-lea...

Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more. Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, n...

Fuel tank is a direct fit for your application with no body modifications necessary. The kit includes the tank, a 400 lph fuel pump, fuel level sender, new tank straps, and the filler neck. The tank is powder coated for corrosion resistance and gr...

Fuel tank is a direct fit for your application with no body modifications necessary. The kit includes the tank, a 255 lph fuel pump, fuel level sender, new tank straps, and the filler neck. The tank is powder coated for corrosion resistance and gr...

Cover unused connectors on your 6.7L PowerstrokeThese harness caps are intended for connectors left unused after the relevant exhaust or EGR modifications. They provide a fitted barrier against water and debris at the unused connection points. The...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits and extended coverage from the CTS2 product line, all while adding a sleek, new exterior a...

Replacement/Service secondary throttle body with injectors, intended to be used as a service component or when building a custom 4150 style 2x4 setup.Features: Bolt on 2x4 4150 Flange Carburetor Replacement Supports up to 1500 HP naturally aspirat...

Looking for a plug and play kit for your GM LS engine? The HP ECU allows you to accurately control the fuel and ignition of your engine plus much more! Got a stock LS engine? Simply download a base map and you're on your way. Got a turbocharged, n...

Take your VP44 to a whole new level with Edge's Competition Juice, more RPM's, more fueling, and an all-new CTS3 color touchscreen display. Customers asked and we delivered with Power Level 7 and fueling up to 3600 RPMs you'll gain up to 150HP! ...

AN ALL NEW LOOK, AN ALL NEW ATTITUDE! INTRODUCING THE JUICE WITH ATTITUDE CTS3 LINE AVAILABLE NOW!Featuring our state-of-the-art CTS3 technology, the Juice with Attitude just entered the a whole new realm to continue pushing the limits of on-the-f...

Introducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 product line, all while adding a sleek, new exterior ...

Introducing the Sniper EFI BBD Master Kit, for Jeep CJ's! The Sniper EFI BBD will be right at home on any 258ci powered trail rig, or weekend cruiser. Not only does the Sniper EFI BBD offer superior throttle response and WOT power over the carbure...

SAVES FACTORY SETTINGS AND RETURNS EASILY TO STOCKIntroducing the next generation Evolution CTS3: all-new, full-Color Touch Screen CTS3. The CTS3 will continue to include all of the great features, benefits, and extended coverage from the CTS2 pro...

These JS Speed Diesel calibration files are selected by L5P model year: a five-level SOTF file for the earlier platform, or a single-calibration file for the later platform. Vehicle fitment 2017–2023 L5P: select Switch On The Fly. 2024–2025 L5P: s...

Refined power. Smarter drivability. Real-world performance. Designed specifically for the 2022.5–2025 GM 3.0L Duramax LZ0 platform, this custom Power Tune Package enhances torque delivery, throttle response, transmission behavior, and overall effi...