With 258 6 cylinder engine. Includes "Y-pipe" and extension pipe. 1-1/2 in. Tubing Diameter, 2 in. Collector diameter. Pacesetter headers are manufactured using 16-gauge mandrel-bent tubing with thick steel flanges. All PaceSetter Headers come with hardware, gaskets and illustrated instructions and are backed by a three-year warranty. Header bolts not included. Note: Image(s) may differ from actual product appearance.

Manufactured using mandrel-bent, mild steel tubing and surface-ground, thick steel flanges, PaceSetter Headers has a standard black painted finish, a polished, high temperature, metallic-ceramic coating.

Design Notes: 1, 3, 6, 11

Design Notes:

1. Flanged Collector
2. Slilp-fit Collector
3. Hook-ups for smog & engine management sensors
4. No smog or engine management hook-ups
5. Comes with collector reducer. Fabrication required to hook to exhaust system
6. Comes with header extension to connect to stock system. Fabrication may be required
7. Fits cylinder heads with evenly spaced exhaust ports
8. Fits cylinder heads with paired exhaust ports
9. Catalytic converter must be relocated
10. Fits vehicles with 14-1/2 in. catalytic converter
11. 50 States legal

Not legal for use on catalyst-equipped vehicles except for racing vehicles which may not be operated on a highway. Pre-catalyst vehicles must use original emission control devices. It is the responsibility of the customer to reinstall these devices on the vehicle.