Search results
-
fuel effeciency improvement question
hi everyone, new to the forum and a new owner of a gmt900 - '07 onyx black yukon denali. previously owned an '03 trailblazer, before that a '96 s10 blazer. on my s10 i installed a hypertech programmer, k&n fipk intake, jet throttle body spacer, and a flowmaster delta flow 40 series muffler...- ryanhendrixarts
- Thread
- Replies: 3
- Forum: Performance
