silent Hi-Power

Code No. 31019-AZ003






Cert. No. 03S06784
Vehicle RX-7
Model FD3S
Engine 13B-REW
Model Year 98/12 - 02/08
Shape of muffler HP (TYPE-S)
(silent Hi-Power)
Main material S304
Diameter of tip 120
Diameter of center pipe 75 (*1)
Close noise level Stock 87
HKS 92
About road clearance(*2) Clearance 145mm
Portion of the kit Main pipe
Product Weight

* Discontinued.


About HKS muffler

*1: About center pipe
Diameter of center pipe is the portion that has the largest diameter. (Excluding silencer and tip.) It is the condition with stock suspension.

*2: Minimum road clearance between HKS muffler (Any parts included in the kit) and road surface. Therefore, it may be different from actual road clearance of the vehicle.
The data is basically the condition with stock suspension. However, please understand that some items have data with low down spring or ride height adjustable suspension kit.

Caution: Hook, bracket, stay may be changed without prior notice.

★ Exhaust noise level at idle.