Nissan 370Z Forum - View Single Post - Bolt-ons = less restrictive, Better MPG???

RCZ · 07-26-2009, 05:20 PM

There was a thread before where this was extensively covered. Theoretically the answer is no because the AFR stays the same. In practice, bolt-ons lean out the car which you could argue means less fuel usage.

07-26-2009, 05:20 PM	#7 (permalink)
RCZ A True Z Fanatic Join Date: Nov 2008 Location: Miami Posts: 6,403 Drives: '09 370Z Rep Power: 1119	There was a thread before where this was extensively covered. Theoretically the answer is no because the AFR stays the same. In practice, bolt-ons lean out the car which you could argue means less fuel usage.