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Description, Q&A
USDM WRX '11-'14/STI '08-'14 EJ25 P/N TB6090-SB02B (Previous P/N440017)
EXHAUST NOISE TEST
WRX ‘08-'14/STI ’11-'14 (4Dr) EJ25 TESTED @ 4800rpm
WITHOUT INNER SILENCER 105db
WITH INNER SILENCER 96db
WRX‘11-'14/STI ’08-'14 (5Dr) EJ25 TESTED @ 4650rpm
WITHOUT INNER SILENCER 99db
WITH INNER SILENCER 95db
WRX '15+ FA20DIT TESTED @ 4200rpm
WITHOUT INNER SILENCER 91db
WITH INNER SILENCER 87db
KIT CONTENTS
MAIN PIPE A (1)
MAIN PIPE B (1)
SILENCER ASSY (1) (Different for GR & GV models)
GASKET FOR TOMEI DOWNPIPE (1) ※1
GASKET FOR STD DOWNPIPE (1) ※1
BOLT M10 L=35mm P=1.25mm (2) ※1
NUT M10 P=1.25mm (2) ※1
BOLT M8 L=25mm (1)
NUT M8 (1)
BOLT M8 L=35mm (2) ※1
NUT M8 (2) ※1
BOLT M8 L=55mm (2) ※2
NUT M8 (2) ※2
CLAMPBAND (2)
SPRING (4)
SILENCER BAND (1) (Different for GR & GV models)
SILENCER BAND RUBBER (1)
SOUND REDUCER ver.2 (1)
BOLT SMOOTH PASTE (1)
Tomei TB6090-SB02B
CA Residents: WARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov