Supertech Inconel Exhaust Valves for Honda B-Series VTEC Select::Exhaust 28.0mm (1 Single) (HEVI-1000-1) undertrays and rear diffusers are

undertrays and rear diffusers are essential for maximizing aerodynamic performance

The boost tap plugs into an unused port on the factory intake manifold and doesn’t interfere with the factory T-MAP sensor

such as in VPC or stand alone fuel system like Haltec or AEM

(1) Warranty Card

The Grimmspeed EWG external wastegate block-off plates are designed to allow an EWG to run without the wastegate in the event you are not able to immediately purchase everything for your build

Supertech Inconel Exhaust Valves for Honda B-Series VTEC Select::Exhaust 28.0mm (1 Single) (HEVI-1000-1) undertrays and rear diffusers areSupertech Inconel exhaust valves for Honda Acura B16A, B17A, B18C DOHC VTEC engines. The Inconel 751 nickel base alloy is great for engines that reach high temps. These valves are available in various sizes to match your head diameter with an option for sodium filled, designed to withstand even higher temperatures. Sold as a set of 8 or individually as needed. Please do all your research and consult your engine builder if necessary! Vehicle Fitment: