C40070 Pacbrake PRXB Exhaust Brake Kit for 2006 - 2007 Classic 6.6L GM Duramax WITHOUT optional 2nd alternator - Automatic Transmission
Product Description
Installation Manual (PDF, 647.05 KB)
4" PRXB High Performance Exhaust Brake Kit (Air Actuated) In-Line Mount
Comes with Air Tank/Hose and Accessory Kit
SWITCH-PAC (optional): N/A
Optional Addition: Superlube - Exhaust Brake Maintenance: C18037
NOTE: This kit is for vehicles with a factory exhaust system. For vehicles with an aftermarket 4" O.D. exhaust system, you will need two adapters (C11342 x 2).