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!
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1.4K
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22.1K
Threads
1.4K
Messages
22.1K
L31MaxExpress
1997 5.7 vortec

LSX + Carb Swaps

This section is for info on LSX or carburetor swaps into the OBS trucks.
Threads
723
Messages
8.9K
Threads
723
Messages
8.9K
Schurkey
5.3 LS coolant in the oil

Exhaust

Anything exhaust - from headers cats and pipes to tips.
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1.2K
Messages
15.5K
Threads
1.2K
Messages
15.5K
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