Hamilton Cams Competition Dual Valve Springs 07-S-002 Torque Converter 2007-2010 GMC Sierra 3500 HD

2007-2010 GMC Sierra 3500 HD 6

early 1999

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

mud caked rockers

But Monster Exhaust wins on both counts and increases fuel efficiency in the process

Hamilton Cams Competition Dual Valve Springs 07-S-002 Torque Converter 2007-2010 GMC Sierra 3500 HDThe 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