Hastings 4.030" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder RS00100314 The Hans Device has proven

The Hans Device has proven so effective it has been mandated by virtually all professional racing sanctioning bodies including NASCAR

This muffler is directional

Intake Elbow #3814 has a universal bolt pattern and is the best way to adapt a single throttle body to a Dominator ® 4500 style flange EFI manifold without sacrificing air flow

1-1/4 in x 26 Spline

2003-2004 GMC Envoy XL

Hastings 4.030" Bore Piston Rings 5/64 x 5/64 x 3/16" Thick Standard Tension Moly - 8 Cylinder RS00100314 The Hans Device has provenProduct Description: Piston Rings 4. 030 in Bore Drop In 5 64 x 5 64 x 3 16 in Thick Standard Tension Steel Plasma Moly 8 Cylinder For nearly 100 years, Hastings has earned its reputation as a leader in piston ring technology.