Hamilton Cams Competition Dual Valve Springs 07-S-002 Torque Converter 5" aluminized steel constant-diameter DPF-back

5" aluminized steel constant-diameter DPF-back system with Patented negative backpressure SideKick tip

and it is important to set the height appropriately as to leave ample suspension droop travel to maintain a good ride quality

2012 GMC Sierra 3500 HD

2007-2010 GMC Sierra 3500 HD 6

Hamilton Cams Competition Dual Valve Springs 07-S-002 Torque Converter 5" aluminized steel constant-diameter DPF-backThe Hamilton Cams 07 S 002 Competition Dual Valve Springs are engineered for high performance 12 valve Cummins diesel engines. These dual valve springs provide increased spring pressure for aggressive camshaft profiles and high RPM operation. Fitment: 1989 1998 5. 9L 12 Valve Cummins