04-05 GM Duramax LLY GDP High Flow 3" Y Bridge and Cold Side Kit Finish:Raw Bolt-on traction bar kit for

Bolt-on traction bar kit for LML and L5P Duramax trucks

Suggested option - BD Valve Body

Extend the life of your engine by ensuring every oil change is a complete one

Base kit includes 3" Pusher Max HD Charge Tube that properly supports the factory y-bridge at over 70 PSI of boost

Trucks with the Regular Production Option (RPO) "YF5" may require an aftermarket downpipe such as Diamond Eye 321055

04-05 GM Duramax LLY GDP High Flow 3" Y Bridge and Cold Side Kit Finish:Raw Bolt-on traction bar kit forIncrease performance and flow with our upgraded 3 Inch Max Flow Bridge and Cold Side Kit. Our precision cast and CNC machined bridge section allows for maximum efficiency, as well as a perfect fit every time. Our two piece design allows for a much easier installation than the other kits on the market. (Black Powder Coat finish or Raw options)