Re: boss 290 mods and et comparison ONLY!
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Thought I might revive this thread.
BA GT 6SP manual 1810kg+115kg driver
Stock exhaust with gutted cats and middle muffler swap.
Air filter and cover removed
Mace Engineering plenum spacer
Half shafted and knife edged stock throttle body
Tuned by myself
4:11's
60'- 1.90
ET-12.78
Mph 110.34
Temp was 31degrees at willowbank.
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