Exhaust only dyno
#1
Exhaust only dyno
A buddy of mine, just had his 99 Trans Am dyno'd today. It has Mac midlength headers, ORY, and a SLP Loudmouth catback. Other than that, and a shift kit, the car is stock. It made 324.4rwhp and 344.9 torque. Isnt that a bit much for a Exhaust only car????