Duramax 130lb Valve Spring Kit (LB7–LML)Duramax 130lb Valve Spring Kit (LB7LML) Designed for high boost and high RPM Duramax builds, this 130lb valve spring kit helps prevent valve float and maintain consistent valvetrain control under load. Upgrade your valvetrain with the Industrial Injection 130lb Duramax Valve Spring Kit, built for 6. 6L Duramax engines running increased boost pressure and elevated engine speeds. As boost and RPM climb, factory valve springs can lose controlleading to
Shopping security
Each payment you make on thelockerguy is secured with strict SSL encryption and PCI DSS data protection protocols