Effective Immediately – Rule Update
All Turbo Charged Engines must meet the following rules in regards to cross bolts in the exhaust pipe.
One set of two(2) ⅜” minimum Grade 5 bolts in the horizontal portion of the exhaust pipe(s) as close to the turbo as possible. Bolts are to be installed at 90 degrees to each other and within one inch of each other. A second set of two ⅜” minimum grade 5 bolts in the horizontal portion of the exhaust pipe(s) with in two(2) inches of the first set of bolts. Bolts are to be installed at 90 degrees to each other and are to be indexed 45 degrees from the first set of bolts.
Any pickup truck that is not licensed for the street is required to have the above bolts.
When looking at the end of the exhaust pipe the bolts should look like the pictures below.