When you click on links to various merchants on this site and make a purchase, this can result in this site earning a commission. Affiliate programs and affiliations include, but are not limited to, the eBay Partner Network.
after putting Testpipe on your Z, i saw in other post, that ppl have a very lean A/F ratio. i wonder if anyone have that problem? is not tune the ECU will be be ok?
If you have money to throw away, sure, get a ECU tune. But many members are on a budget, and get a ECU tune after intake and exhaust mods are completed.
after putting TEST PIPE, does anyone tune ECU?
