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Designed to replace the restrictive catalytic converter and DPF
ARP is the industry leader when it comes to fasteners and manufactures heavy-duty head studs for a wide variety of popular diesel applications
2011-2019 Duramax Allison RatioTek Extreme Transmission Tuner Kit (RT-A11-PRX)
Why Choose Our Competition Springs
2010-2012 Cummins 6
ATS 5.9L Cummins to 4R100 Conversion Five Star Performance Torque Converter Stall Speed:High Stall Designed to replace the restrictiveATS 5. 9L Cummins to 4R100 Conversion Five Star Performance Torque Converter The ATS Five Star utilizes an optimized factory stall speed that features improved torque multiplication. With factory torque multiplication at approximately 1. 25: 1, the ATS Five Star boasts 2. 4: 1. This occurs when peak engine torque is achieved. Increased torque multiplication results in improved vehicle response, towing and driving ability. Every Five Star comes