Harris Performance - Third Generation F-Body Message Boards
https://www.thirdgen.org/forums/aftermarket-vendor-review/532202-harris-performance.html
WEBJun 29, 2009 · 10-12-2015 07:28 AM. Tags. 1992, chip, chips, computer, firebird, good, harris, issues, performance, pontiac, prom, reflashing, reviews, tbi, tpi. Aftermarket Vendor Review - Harris Performance - Just thought I would put in a good word for this man. I just ordered a stage 1 chip for my TPI 355 on Thursday evening, came home today from …
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