I installed 750's and my hard start went away... then, 3 days later, I installed the bottleneck fix... now it's completey gone.....
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ATP GT3071R Kit
- 421whp 403 wtq @ 23psi
- 452whp 423 wtq @ 26psi
Tuned by Aaron @ RealTune - SOLD !!!
2004 Volvo S60R - 6spd
2005 Audi A4 1.8T Avant - Stage 1+
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