HSP Deluxe No Bridge/ With Cold Side Bundle Kit For 2004.5-2005 Silverado/Sierra 2500/3500-CUST EXHAUST Increases available boost by intercepting

Increases available boost by intercepting the message to the ECM

Includes rear blocks & 2 rear Skyjacker shocks

5 TX-MBLK -44

GT STREET 19X10 5X4

Kit includes a heavy duty accumulator plate to prevent accumulator blow-out

HSP Deluxe No Bridge/ With Cold Side Bundle Kit For 2004.5-2005 Silverado/Sierra 2500/3500-CUST EXHAUST Increases available boost by interceptingThe 294 HSP is best known as the Max Air Flow Bundle for the 2004. 5 and 2005 LLY Duramax Chevrolet and GMC trucks. This bundle kit features everything you could need from the HSP Diesel lineup to make more power and get the maximum performance out of your LLY Duramax all while keeping your factory emissions! What is the Max Air Flow Bundle for the LLY? The Max Air Flow Bundle for the LLY is a complete kit from HSP Diesel. Now what we mean by that is