Engine Performance + Maintenance

If it's under the hood, its in here.

96+ Vortec Performance + Computer Swaps

If you want to do the 0411 PCM swap or have a 1996+ Vortec motor this is your forum!
Threads
1.1K
Messages
14.6K
Threads
1.1K
Messages
14.6K

LSX + Carb Swaps

This section is for info on LSX or carburetor swaps into the OBS trucks.
Threads
535
Messages
6.4K
Threads
535
Messages
6.4K

Exhaust

Anything exhaust - from headers cats and pipes to tips.
Threads
1K
Messages
12.1K
Threads
1K
Messages
12.1K
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