Phillip V is a Z Car Garage customer and former 350z/current 370z owner. We installed an Injen exhaust system on his 350z and he absolutely loved it so naturally he wanted one for his 370z. We didn’t sell these exhaust systems for the Z34 and this was our very first install. Here is a before/after:
More exhaust details:
Rear end view of the exhaust tips:
On the intake side we added JWT dual Pop chargers:
Dyno Tuning
To maximize gains from the bolt-ons we UPREV tuned the Z. We started with 284hp/235tq and the JWT POP chargers made a significant increase up to 294hp/241tq:
The Injen exhaust was good for ~4hp/3tq for a total of 298hp/244tq:
UPREV tuning yielded even more power for a final output of 311hp/258tq to the wheels, gains of 27hp/23tq to the wheels:
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