Turbosmart Gen4 WG38/40/45/50L HP 25 PSI Outer Spring Brown/GreenTurbosmart's WG38 40 45 HP 25 PSI Outer Spring Brown Green is a must have for external wastegate setups. This spring provides the ideal boost pressure for any turbocharger, ensuring consistent and reliable performance even under extreme conditions. Turbosmart's design ensures that this spring will last for years, providing maximum performance with minimal maintenance. With Turbosmart's WG38 40 45 HP 25 PSI Outer Spring Brown Green, you can trust that

Size: 255/55R19

At Accelera

supplied with a 150mm long 1/4 UNF thread for fitment on a wide variety of turbochargers

Boost by Time

50" x 610mm (Black) is the perfect choice for those who demand high performance and reliability

Billet 6061-T6 Aluminium and Hard Anodized High-Flowi 44 Micron Stainless Steel Filtration Element Male to Male Orientation

Size: 205/65R15

This is a bolt on fitment for the Borg Warner EFR Series turbocharger including Single and Twin Scroll B1 & B2 Turbochargers

This line is available in a wide variety of fitments including key run-flat sizes in this segment

Turbosmart's Boost Reference Adaptors (BRAs) allow access to a reliable boost reference

With Turbosmart’s Gen4 WG38 Top Cap Replacement

This feature-packed range is designed and engineered for drivers that need extreme off-road performance on mud