HKS Valve Parts Super SQV4 for Skyline ER34 RB25DET ECR33 RB25DET and Stagea WGNC34 RB25DET Blow-Off 98/05-01/06, 93/09-98/05, 96/09-01/10 (Part

*To customers purchasing automotive parts* Please verify compatibility with your vehicle before purchasing.

The HKS Super SQV (Sequential Blow-Off Valve) is a blow-off valve that uses a unique two-stage sequential valve structure with a primary valve and a secondary valve, and achieves precise pressure control across a wide operating range from low to high boost pressure through a differential pressure control system. [Compatibility] Nissan Skyline Model: ER34 Engine: RB25DET Year: 98/05-01/06 Skyline Model: ECR33 Engine: RB25DET Year: 93/09-98/05 Stagea Model: WGNC34 Engine: RB25DET Year: 98/09-01/10 Stagea Model: WGNC34 Engine: RB25DET Year: 96/09-98/08 Please check the manufacturer's website for the latest compatibility information.