Snow Performance Chevy/GMC Duramax Diesel Stage 2 Boost Cooler Water Injection Kit w/o Tank (SNO-430-T) 1111 these downpipes optimize turbo spool

these downpipes optimize turbo spool and power delivery while maintaining emissions compliance outside California

Sport Headers feature 2

Precision craftsmanship and detailed quality welds define the Stillen Mid Pipe Exhaust System

high-quality replacement panel constructed for performance and durability

Snow Performance Chevy/GMC Duramax Diesel Stage 2 Boost Cooler Water Injection Kit w/o Tank (SNO-430-T) 1111 these downpipes optimize turbo spoolThe Snow Performance Chevy GMC Duramax Diesel Stage 2 Boost Cooler Water Injection Kit (Model SNO 430 T) enhances cooling and power for LBZ, LLY, LMM, LML, and L5P Diesel Duramax engines. Designed to lower exhaust gas temperatures (EGTs) by 100 300 degrees and boost horsepower by 65+, this kit delivers precise water methanol injection proportional to boost pressure for optimized engine performance and reliability. Includes a progressive VC 50