High-Performance Parts for Diesel Trucks

Upgrade your 2013–2023 RAM Cummins 3500, 4500, or 5500 Cab & Chassis truck with this Cat & DPF delete pipe. By removing the catalytic converter, SCR, and DPF filter, you maximize exhaust flow for improved performance in off-road and compet...

The First Race Pipe for the Gladiator EcoDiesel Unlock performance and style with the Jeep Gladiator EcoDiesel Race Pipe by JS Speed. As the first race pipe built specifically for this platform, it provides superior exhaust flow, improved efficie...

Bring your truck to life with the Diesel Performance Exhaust Muffler, engineered to deliver both sound and performance. Available in T409 unpolished stainless steel 4-inch and 5-inch models, these mufflers reduce back pressure, enhance airflow, an...

Improve your truck’s breathing and throttle response with this Cold Air Intake System, designed specifically for RAM Cummins 6.7L trucks. Featuring precision mandrel-bent tubing and an oversized cotton filter, this intake reduces air restrictions ...

Restore & Enhance Tuning Connectivity The OEM OBD to HDMI Box ensures seamless communication between your vehicle’s OBD II port and your H&S Mini Maxx V1 or V2 tuner. With reliable data transmission and durable construction, it’s the essen...

The legendary Mini Maxx V1 tuner is back—better than ever. Originally the tuner that revolutionized diesel performance, this updated version delivers advanced tuning capabilities, a high-resolution screen for easy navigation, and shift-on-the-fly...

Unlock the full potential of your L5P Duramax with the JS Speed TCM Tuning Add-On Bundle. This complete package combines an unlocked TCM, specialized tuning files, and tuning credits—providing the ultimate upgrade for smoother shifts, stronger p...

Boost Reliability & Performance The LMM 6.6L EGR Delete Kit is a proven upgrade for 2007.5–2010 GMC Sierra and Chevrolet Silverado 2500/3500 Duramax 6.6L engines. By eliminating the restrictive EGR system, this kit reduces common issues such a...

Enhance control and flexibility with our BDX SOTF Switches, designed for EZ LYNK® and BDX tune packages. These switches let you seamlessly change power levels on the go, optimizing performance for towing, racing, or daily driving. Built for durabi...

RAM/Nissan Cummins Tuning Cables and Diesel Switches This product page offers a complete selection of RAM Cummins cables and SOTF switches designed to support modern diesel tuning platforms. Each variant is engineered for specific ECM generations...

Unlock On-The-Fly Power for Your Duramax Boost performance and drivability with our premium DSP5 SOTF Switches, designed for seamless integration with EFI Live DSP5 tuning. These switches allow you to change tunes instantly while driving—no reflas...

Reduce EGTs & Protect Your Engine Eliminate one of the most common failure points in the 2007.5–2018 RAM Cummins 6.7L engine with this Grid Heater Delete Kit. By removing the stock grid heater, you eliminate the risk of bolt failure while impr...

  Enhance your truck’s power, efficiency, and drivability with the EFI Live AutoCal V3 Delete Tuner, specifically engineered for RAM Cummins 5.9L & 6.7L engines. This tuner delivers custom programming matched to your model year and modificati...

Power, Reliability & SOTF Flexibility Unlock the full potential of your Dodge Ram Cummins 5.9L & 6.7L engines with the EFI Live AutoCal Tune Package. Designed with custom tune files and optional SOTF (Shift-On-The-Fly) switch integration, ...

Transform your 2003-2007 Ford F250, F350/Harley 6.0L Powerstroke diesel truck into a powerhouse with our comprehensive ALL-In-One Delete Kit, specially designed for automatic transmission models. What's Included in the DPF DEF EGR Delete Kit f...

Expand your EFI Live AutoCal with this Tune Package, engineered for GM Duramax trucks. Perfect for adding another vehicle to your existing AutoCal, this package provides custom tune files and optional SOTF (Shift-On-The-Fly) switch for real-time c...

Unlock your truck’s full capability with the EFILive AutoCal V3 DPF Delete Tuner, complete with JS Speed custom tuning. Built for GM Duramax 6.6L engines, this tuner delivers horsepower gains, improved fuel economy, and real-time control, ensuri...

Upgrade Your Intake System for Maximum Durability & Flow The Duramax LLY Y-Bridge Kit is built to replace the factory intake bridge, which is prone to blowing apart under boost and causing drivability issues. This heavy-duty, high-flow system ...

The Duramax LBZ EGR Valve & Cooler Delete Kit is designed to eliminate the restrictive and failure-prone factory EGR system on late 2006 to early 2007 Duramax LBZ 6.6L engines. By removing the EGR valve and cooler, this kit improves airflow, r...

Unleash the power of your GM Duramax LM2 (2020-2022) with this 3" Stainless Steel Exhaust System, crafted to enhance performance and efficiency. The Duramax LM2 Cat and DPF Race Pipe improves airflow, reduces exhaust gas temperatures, and delivers...

Unlock full diagnostic and tuning control for your Powerstroke. The Ford Powerstroke Security Bypass Cable is an essential tool for owners of 2020–2022 Ford 6.7L Powerstroke trucks. It allows you to bypass the factory-installed security gateway, e...

Upgrade reliability and performance with a proven CP3 fuel system. The Duramax LML CP3 Conversion Kit replaces the weak CP4 fuel pump on 2011–2016 Duramax 6.6L engines with the highly reliable CP3 pump. This upgrade not only improves performance b...

Essential upgrade for smooth delete tuning. The Duramax LM2 CAN BUS Plug is specifically engineered for 2020–2022 Chevy Silverado 1500 and GMC Sierra 1500 LM2 diesel trucks. It ensures proper communication between your ECM and modified components ...

High-flow durability upgrade for your Powerstroke. Replace your failure-prone factory up-pipe with the JS Speed One-Piece Stainless Steel Turbo Y-Pipe. Designed for 2003–2007 Ford Powerstroke 6.0L trucks, this high-performance replacement enhance...