STM Billet Water Neck Replacement Fitting Progress Tech and spiral locks or rail

and spiral locks or rail supports depending on application

feeds the filter with fresh air evenly and promotes swirl which prevents pockets of motionless air on the cold side of the shield

• Compatible with COBB "+SF" OTS Maps

STM-RS3-BATK-GB

STM Billet Water Neck Replacement Fitting Progress Tech and spiral locks or railSTM replacement fittings for the STM Evo 6 9 billet water neck. If you've changed your radiator setup, STM also offers these interchangeable outlet fittings individually for the 35mm stock hose, 10AN, 12AN or 16AN lines. Vehicle Fitment: For the STM Billet Water Neck Mitsubishi Evolution 6 7 8 9 Features: Interchangeable with the STM Billet Water Neck 6061 Aluminum USA Made in house at STM Lifetime Warranty on STM Parts to the original purchaser