BC Racing ER-Series Coilovers for 2015-2021 Volkswagen Golf(H-23-ER) 31035 non-turbulent 2-3/8" to 2-1/2 transition

non-turbulent 2-3/8" to 2-1/2 transition for 10th gen maximum performance

Hose Size: 2-1/2" (63mm) with 6" overall length

Comes with hardware and instructions for a quick and easy installation

this hump hose coupler can withstand high working temperatures and is corrosion resistant to fuel and oil

Direct fit for 2010-2012 Ford Fusion L4-2

BC Racing ER-Series Coilovers for 2015-2021 Volkswagen Golf(H-23-ER) 31035 non-turbulent 2-3/8" to 2-1/2 transitionOur newest and most advanced model yet is the ER series coilover. It features large external reservoirs front and rear, separate rebound and compression adjustment and a twin piston design. The external reservoirs hold much more oil than the conventional coilovers, allowing the coilover to operate for a much longer period of time before overheating. The external reservoirs also house the secondary piston, which allows for the adjustment of