These are the same for all serial numbers numbers. They are available and ready for immediate shipment.
The head bolts and made with the finest material and precision machined to OEM specifications.
Free Standard ground shipping within the Continental US
2 year parts and labor policy applies
The C12 engine model takes 12 spacers, 16 total studs, 12 washers and 12 locknuts
Exhaust Manifold hardware kit for Cat C12
Ground shipping is free on all shipments within the Continental US!
This product has a 1 year warranty policy