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3.50" Boost Leak Tester Kit
🛠️ Universal Boost Leak Tester Kit – Fits Most Turbocharger Inlets | Billet Plug, Silicone Coupler & T-Bolt Clamps Boost leaks rob your turbocharged engine of power, response, and efficiency. The best way to find them? Pressurize the entire intake system—and our Boost Leak...- $99.99
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- $99.99
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3.50" Make Your Own Hot Pipe
🔥 Build-Your-Own SD Twin Turbo Hot Pipe Kit – Custom DIY Setup Want to fabricate your own high-performance twin turbo setup? Now you can, using the exact same components found in our proven SD Twin Piping Kits — now offered in a weld-it-yourself format....- $259.00
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- $259.00
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3.50" OD Elbow 90* 6.50"x6.50"
🛠 3.50" Mandrel Bent 90° Pipe – Aluminized Mild Steel Perfect for custom turbo piping, exhaust fabrication, or intercooler setups, this high-quality 90° bend is made from 16-gauge (.065" wall) aluminized mild steel for durability and corrosion resistance. Mandrel bent for smooth, unrestricted flow....- $52.49
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- $52.49
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3.50" T-BOLT CLAMP
🔩 Stainless Diesel T-Bolt Band Clamps – Heavy-Duty 300 Series Stainless Steel for High-Boost Applications Stainless Diesel T-Bolt Band Clamps deliver leak-proof, high-strength connections ideal for heavy-duty diesel, industrial, and performance applications. Made from corrosion-resistant 300 series stainless steel, these clamps feature rounded band...- $7.50
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- $7.50
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3.50" Twin Cold Pipe (2 PIECE) - 180 Degree bend into 90 Degree NPT
🛠️ 2-Piece Cold Pipe Fabrication Kit – 3.50" | O-Ring Sealed | Optional Coating & Clamp This 2-Piece Cold Pipe Kit is designed for performance turbo builds that require precision fitment during fabrication. Engineered as a modular two-piece assembly, it allows easier alignment and clocking during install—making...- $438.04
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- $438.04
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3.75" T-BOLT CLAMP
🔩 Heavy-Duty T-Bolt Band Clamps – 300 Series Stainless Steel for High-Boost Diesel & Industrial Applications Stainless Diesel T-Bolt Band Clamps are engineered for secure, leak-proof connections in demanding industrial and diesel performance environments. Constructed from 300 series stainless steel, these clamps provide superior...- $7.50
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- $7.50
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360* THRUST BEARING KIT - S400
🛠️ 360° Thrust Bearing Upgrade Kit – For S400 Turbochargers | Steel Performance Bearing Upgrade your turbo’s reliability and performance with the 360° Thrust Bearing Kit—designed to replace the factory 270° bearing found in standard S400 turbochargers. Ideal for high-boost and high-load applications, this...- $239.00
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- $239.00
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3G Cummins HE351 Boost Leak Tester Kit
🛠️ Boost Leak Tester Kit – Protect Your Turbo | Includes 45° Elbow & Air Fitting Installing a new turbo or building a fresh setup? Don’t skip one of the most important steps in turbocharger health—boost leak testing. This Boost Leak Tester Kit helps...- $119.99
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- $119.99
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3G Twin Kit Water Line with extension 7/8"
🔥 3rd Gen Twin Kit Water Line – 2003–2005 Dodge Cummins (Hotpipe Clearance) This custom water line is designed specifically for 2003–2005 Dodge Ram 5.9L Cummins trucks equipped with a twin turbo setup. It replaces the OEM coolant line that runs beneath the exhaust...- $107.14
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- $107.14
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3rd Gen Dodge Complete Replacement Boot Kit
🔥 3rd Gen Dodge Cummins Complete Intercooler Boot Kit – 7-Layer Silicone, 130 PSI Rated | Fits 2003–2009 5.9L & 6.7L Upgrade the reliability of your 3rd Gen Dodge Ram Cummins with this high-performance intercooler boot kit. Designed to handle extreme boost pressures and...- $187.95
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- $187.95
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4.00" - 5.00" X 4.00" LENGTH REDUCER
🔥 4.00" to 5.00" Silicone Reducer Boot – 4.00" Long, 5-Ply Reinforced for High-Boost Diesel Applications This 4.00" ID to 5.00" ID high-temperature silicone reducer boot is built to handle the extreme demands of high-boost diesel and performance engine systems. With a durable 5-ply...- $34.00
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- $34.00
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4.00" - 5.50" X 4.00" LENGTH REDUCER
🔥 4.00" to 5.50" Silicone Reducer Boot – 4.00" Long, 5-Ply High-Temp Reinforced for Diesel Boost Applications This heavy-duty 4.00" ID to 5.50" ID silicone reducer boot is engineered for extreme boost, high heat, and the rigorous demands of diesel performance. With a 4.00"...- $38.99
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- $38.99
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4.00" Boost Leak Tester Kit
🔧 Universal Boost Leak Tester Kit – Billet Plug, Silicone Coupler & T-Bolt Clamps | Turbo Inlet Pressure Test Tool Eliminate hidden performance loss and increase power by tracking down boost leaks the right way. Our Universal Boost Leak Tester Kit is the most...- $99.99
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- $99.99
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4.00" EXHAUST PREFORMED Clamp
🛠️ Stainless Steel Pre-Formed Exhaust Clamp – Simple, Secure Pipe Connection Looking for a fast, reliable way to connect exhaust pipes without the hassle of cutting or separating components? Our Stainless Steel Pre-Formed Exhaust Clamp is the smart solution for joining exhaust system sections with a tight,...- $24.99
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- $24.99
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4.00" Make Your Own Down Pipe
🔥 2nd Gen Dodge 4.00" Mild Steel Downpipe – DIY Builder Kit (1994–2002 Cummins) Build your own high-flow exhaust solution with this DIY 2nd Gen Dodge Style Downpipe Kit — designed specifically for 1994–2002 Cummins trucks using a stock-angle (40°) 2nd Gen T4 exhaust...- $159.00
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- $159.00
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4.00" Make Your Own Hot Pipe
🔥 Build-Your-Own SD Twin Turbo Hot Pipe Kit – 4.00" Radius (Unwelded DIY Kit) Now you can create your own custom twin turbo hot pipe setup using the exact components featured in our premium Stainless Diesel twin kits. This Make-Your-Own Kit includes high-quality, race-proven...- $276.00
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- $276.00
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4.00" OD Elbow 90* 7.50" x 7.50"
🛠 4.00" Mandrel Bent 90° Pipe – Aluminized Mild Steel (16 Gauge) This high-flow 4.00" mandrel bent 90-degree pipe is perfect for fabricators building custom turbo systems, downpipes, or exhaust components. Made from 16-gauge (.065" wall) aluminized mild steel, it offers durability, easy...- $69.99
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- $69.99
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4.00" T-BOLT CLAMP
🔩 Heavy-Duty T-Bolt Band Clamps – 300 Series Stainless Steel for High-Boost Diesel & Industrial Applications Stainless Diesel T-Bolt Band Clamps are engineered for secure, leak-proof connections in demanding industrial and diesel performance environments. Constructed from 300 series stainless steel, these clamps provide superior...- $7.50
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- $7.50
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4.00" to 5.00" Exhaust Adapter Kit
🛠️ 4.00" to 5.00" Exhaust Installation Kit – Stainless Flex + Clamps + Reducer | Ideal for 2G Swaps Make your turbo swap exhaust install quick and hassle-free with this 4.00" to 5.00" Exhaust Installation Kit. Perfect for 2nd Gen turbo swap applications, this kit includes...- $169.00
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- $169.00
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4.00" Turbo Screen Guard - Blue
🚀 Turbo Screen Guard with Velocity Stack – High-Flow Protection in Style Protect your turbo without sacrificing performance. Our Turbo Screen Guard with integrated Velocity Stack is engineered for maximum airflow while offering protection from large debris. Built for high-performance turbo and supercharger setups, this...- $74.95
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- $74.95
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4.00" Twin Downpipe - 2G Twin -- 4"-5" Flange
🛠 4.00" Downpipe for S400 Turbo – Twin Turbo Applications (Non-Returnable) This 4.00" downpipe is specifically designed for use with S400 turbochargers in twin turbo (compound) configurations. Built for high-flow performance and tight engine bay clearance, it’s an essential component for custom compound diesel...- $324.02
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- $324.02
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4.00"x 18.00" Stainless Flex Pipe
🛠️ 4" x 18" Flexible Exhaust Tube – Pre-Cut | Stainless Steel This 4" Diameter x 18" Length Flexible Exhaust Tube is a pre-cut stainless steel section designed to provide vibration isolation, thermal expansion relief, and easier routing in custom exhaust systems. Ideal for diesel performance builds,...- $109.00
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- $109.00
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4.50" T-BOLT CLAMP
🔩 Heavy-Duty T-Bolt Band Clamps – 300 Series Stainless Steel for High-Boost Diesel & Industrial Applications Stainless Diesel T-Bolt Band Clamps are engineered for secure, leak-proof connections in demanding industrial and diesel performance environments. Constructed from 300 series stainless steel, these clamps provide superior...- $7.50
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- $7.50
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45mm Wastegate Flange / Riser
45mm Wastegate Flange / Riser – Clean, Easy Exhaust Manifold Installation Looking for a clean, professional way to install your wastegate? Our 45mm Wastegate Riser is designed to simplify fabrication while delivering the fit and clearance your turbo setup demands. Engineered specifically for the...- $100.00
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- $100.00
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4G Cummins HE351VE/HE300 Boost Leak Tester Kit
: 🔧 Boost Leak Tester Kit – Essential for Turbo Efficiency and Longevity Protect Your Turbo – Boost Leak Testing Made SimpleInstalling a new turbo or building a fresh setup? Boost leak testing is one of the best ways to ensure your turbo runs...- $119.99
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- $119.99
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