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
934
Messages
11.7K
Threads
934
Messages
11.7K

LSX + Carb Swaps

This section is for info on LSX or carburetor swaps into the OBS trucks.
Threads
463
Messages
5.8K
Threads
463
Messages
5.8K

Exhaust

Anything exhaust - from headers cats and pipes to tips.
Threads
931
Messages
11K
Threads
931
Messages
11K
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