Vehicle model : WD40
Engine type : S65B40A

We developed RAM AIR SYSTEM and EXHAUST SYSTEM simuitaneously.
It designed a best layout doe E92 M3. and enabled the highest performance improvement.
The sound of the V8 engine waas finished in better-quality bass sound. and, in high renge rpm, it is sharp, and it is EXHAUST SOUND which seems to be a race vehicle.
and, the EXHAUST SOUND will surely satisfy you.
EXHAUST SYSTEM of GruppeM has performance and all ofgood sound and quality.



TEST
0 - 200km/h 1 - 4speed (Chenge up 8,200rpm)
ORIGINAL 16.57s
GruppeM RAM AIR SYSTEM &
GruppeM EXHAUST SYSTEM 15.33s
(- 1.24s)

120 - 210km/h from middle range rpm to high renge rpm
3 - 4speed (5,600 - 8,200rpm)
ORIGINAL 9.18s
GruppeM RAM AIR SYSTEM &
GruppeM EXHAUST SYSTEM 8.48s
(- 0.7s)



Price : 476,000
Weight : 9.1kg (ORIGINAL 25kg)
Pipe : Main Φ70 / Tail Φ80x4
Material : Titanium