Engine Long Block

Showing 1–12 of 44 results

Complete IAG 1150 2.35L destroked long-block engine featuring IAG N-series cylinder heads and GSC S3 performance camshafts—optimized for 2018–2019+ Subaru WRX STI, including RA-spec models.
Sale! Original price was: $19,249.99.Current price is: $92.14. Add to cart
High-performance 2.35L destroked long-block engine kit featuring IAG 1150-S heads and GSC S3 camshafts—designed for 2002–2005 USDM Subaru WRX 2.5L hybrid applications. Requires standalone ECU; not AVCS-compatible.
Sale! Original price was: $19,499.99.Current price is: $92.93. Add to cart
High-performance IAG 1150 2.35L destroked long-block engine featuring IAG 1150 cylinder heads and GSC S2 camshafts—engineered for 2018–2019 Subaru STI, Type RA, and 2019 and newer STI applications.
Sale! Original price was: $19,249.99.Current price is: $92.57. Add to cart
High-performance IAG 1150 2.35L destroked long-block engine featuring IAG 1150 cylinder heads and GSC S2 camshafts—engineered for reliability and power across 2006–2014 Subaru WRX, 2006–2013 Forester XT, and 2007–2009 Legacy GT models.
Sale! Original price was: $19,249.99.Current price is: $92.68. Add to cart
High-performance IAG 1150 2.35L destroked long-block engine featuring IAG 1150 cylinder heads and GSC S3 camshafts—designed for 2008–2018 Subaru STI models. Requires standalone engine management; not AVCS-compatible.
Sale! Original price was: $19,249.99.Current price is: $92.87. Add to cart
High-performance IAG 1150 2.35L destroked long-block engine featuring IAG’s proprietary 1150 cylinder heads and GSC S2 camshafts—engineered for maximum power and reliability in select Subaru models including the 2004–2007 WRX STI, 2004–2005 Forester XT, and 2005–2006 Legacy GT.
Sale! Original price was: $19,249.99.Current price is: $92.19. Add to cart
High-performance IAG 1150 2.35L destroked long-block engine featuring IAG’s reinforced V-heads and GSC S3 camshafts—engineered for 2004–2007 Subaru STI, 2004–2005 Forester XT, and 2005–2006 Legacy GT. Requires standalone ECU; not AVCS-compatible.
Sale! Original price was: $19,249.99.Current price is: $92.55. Add to cart
High-performance IAG 1150 closed-deck long-block engine assembly featuring IAG 1150 cylinder heads and GSC S3 camshafts—designed for 2006–2014 Subaru WRX, 2006–2013 Forester XT, and 2007–2009 Legacy GT models. Requires standalone engine management; not AVCS-compatible.
Sale! Original price was: $18,749.99.Current price is: $92.32. Add to cart
High-performance IAG 1150 closed-deck long-block engine assembly featuring IAG 1150 cylinder heads and GSC S3 camshafts—designed for 2008–2018 Subaru WRX STI models. Requires standalone engine management; not compatible with factory AVCS.
Sale! Original price was: $18,749.99.Current price is: $92.26. Add to cart
High-performance IAG 1150 closed-deck long-block engine assembly featuring IAG 1150 cylinder heads and GSC S3 camshafts—engineered for 2018–2019+ Subaru WRX STI RA variants. Requires standalone engine management; not AVCS-compatible.
Sale! Original price was: $18,749.99.Current price is: $92.72. Add to cart
High-performance IAG 1150 closed-deck long-block engine assembly, featuring IAG 1150 cylinder heads and GSC S2 camshafts—engineered for 2002–2005 USDM Subaru WRX 2.5L hybrid applications.
Sale! Original price was: $18,999.99.Current price is: $92.65. Add to cart
High-performance IAG 1150 closed-deck long-block engine featuring factory-matched IAG 1150 cylinder heads and precision-tuned GSC S2 camshafts—engineered for 2008 to 2018 Subaru Impreza WRX STI models.
Sale! Original price was: $18,749.99.Current price is: $92.64. Add to cart

Showing 1–12 of 44 results