2006-2010 GM 6.6L Duramax Fuel Block solid BIOTHANE COLLAR This product is not street

This product is not street legal and may only be used on Racing Vehicles

Because we know you demand nothing but the best

and general lack of protection on the small charging circuit sense wires that are routed from Powertrain Control Module (PCM) to the alternator it is common for wire damage to be experienced

Improves airflow by over 26 percent and 45 percent

2014 GMC Sierra 2500 HD SLE Fleetside

2006-2010 GM 6.6L Duramax Fuel Block solid BIOTHANE COLLAR This product is not streetConstructed with high strength alloy steel to withstand extreme high fuel pressures, and chrome plated for corrosion resistance. Helps maintain fuel rail pressure in ALL conditions.