Including properly matched quality beehive valve springs, 7 degree locks, viton seals, hardened seats and chromemoly steel retainers, this spring kit is ready to bolt onto LS heads with aggressive cams with up to .625" valve lift.
This Part Fits:
This Part Fits:
| Year | Make | Model | Submodel |
|---|---|---|---|
| 2001-2004 | Avanti | II | Base |
| 2008-2009 | Buick | LaCrosse | Super |
| 2004-2007 | Buick | Rainier | CXL |
| 2004-2005 | Buick | Rainier | CXL Plus |
| 2004-2007,2009-2015 | Cadillac | CTS | V |
| 2002-2005,2007-2014 | Cadillac | Escalade | Base |
| 2009-2013 | Cadillac | Escalade | Hybrid |
| 2010-2013 | Cadillac | Escalade | Hybrid Platinum |
| 2011-2014 | Cadillac | Escalade | Luxury |
| 2008-2014 | Cadillac | Escalade | Platinum |
| 2011-2014 | Cadillac | Escalade | Premium |
| 2007-2014 | Cadillac | Escalade ESV | Base |
| 2011-2014 | Cadillac | Escalade ESV | Luxury |
| 2008-2014 | Cadillac | Escalade ESV | Platinum |
| 2011-2014 | Cadillac | Escalade ESV | Premium |
| 2007-2013 | Cadillac | Escalade EXT | Base |
| 2011-2013 | Cadillac | Escalade EXT | Luxury |
| 2011-2013 | Cadillac | Escalade EXT | Premium |
| 2013 | Chevrolet | Avalanche | Black Diamond LS |
| 2013 | Chevrolet | Avalanche | Black Diamond LT |
| 2013 | Chevrolet | Avalanche | Black Diamond LTZ |
| 2007-2012 | Chevrolet | Avalanche | LS |
| 2007-2012 | Chevrolet | Avalanche | LT |
| 2007-2012 | Chevrolet | Avalanche | LTZ |
| 2002-2005 | Chevrolet | Avalanche 1500 | Base |
| 2005-2006 | Chevrolet | Avalanche 1500 | LS |
| 2005-2006 | Chevrolet | Avalanche 1500 | LT |
| 2002-2003 | Chevrolet | Avalanche 1500 | North Face |
| 2002-2003 | Chevrolet | Avalanche 1500 | On Road Edition |
| 2003 | Chevrolet | Avalanche 1500 | WBH |
| 2004-2006 | Chevrolet | Avalanche 1500 | Z66 |
| 2002-2006 | Chevrolet | Avalanche 1500 | Z71 |
| 2010-2015 | Chevrolet | Camaro | SS |
| 1998-2002 | Chevrolet | Camaro | Z28 |
| 1998-2002 | Chevrolet | Camaro | Z28 SS |
| 2012-2015 | Chevrolet | Camaro | ZL1 |
| 2011-2017 | Chevrolet | Caprice | PPV |
| 2009-2012 | Chevrolet | Colorado | LT |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition |
| 2003 | Chevrolet | Corvette | 50th Anniversary Edition Pace Car |
| 1997-2013 | Chevrolet | Corvette | Base |
| 2010-2013 | Chevrolet | Corvette | Grand Sport |
| 1998 | Chevrolet | Corvette | Indianapolis 500 Pace Car |
| 2001-2004 | Chevrolet | Corvette | Z06 |
| 2009-2013 | Chevrolet | Corvette | ZR1 |
| 2003-2014 | Chevrolet | Express 1500 | Base |
| 2003-2014 | Chevrolet | Express 1500 | LS |
| 2006-2014 | Chevrolet | Express 1500 | LT |
| 2003-2005,2010-2019 | Chevrolet | Express 2500 | Base |
| 2003-2005,2010-2019 | Chevrolet | Express 2500 | LS |
| 2010-2019 | Chevrolet | Express 2500 | LT |
| 2010-2019 | Chevrolet | Express 3500 | Base |
| 2010-2019 | Chevrolet | Express 3500 | LS |
| 2010-2019 | Chevrolet | Express 3500 | LT |
| 2006-2009 | Chevrolet | Impala | SS |
| 2016-2017 | Chevrolet | LCF 3500 | Base |
| 2006-2007 | Chevrolet | Monte Carlo | SS |
| 1999-2005 | Chevrolet | Silverado 1500 | Base |
| 2004-2006,2009-2013 | Chevrolet | Silverado 1500 | Hybrid |
| 1999-2006,2010-2013 | Chevrolet | Silverado 1500 | LS |
| 1999-2013 | Chevrolet | Silverado 1500 | LT |
| 2007-2013 | Chevrolet | Silverado 1500 | LTZ |
| 2002-2004,2006-2013 | Chevrolet | Silverado 1500 | WT |
| 2010-2013 | Chevrolet | Silverado 1500 | XFE |
| 2004 | Chevrolet | Silverado 1500 | Z71 Off-Road |
| 2007 | Chevrolet | Silverado 1500 Classic | Hybrid |
| 2007 | Chevrolet | Silverado 1500 Classic | LS |
| 2007 | Chevrolet | Silverado 1500 Classic | LT |
| 2007 | Chevrolet | Silverado 1500 Classic | WT |
| 1999-2000 | Chevrolet | Silverado 2500 | Base |
| 1999-2000 | Chevrolet | Silverado 2500 | LS |
| 1999-2000 | Chevrolet | Silverado 2500 | LT |
| 2015-2019 | Chevrolet | Silverado 2500 HD | High Country |
| 2010-2019 | Chevrolet | Silverado 2500 HD | LT |
| 2010-2019 | Chevrolet | Silverado 2500 HD | LTZ |
| 2010-2019 | Chevrolet | Silverado 2500 HD | WT |
| 2015-2019 | Chevrolet | Silverado 3500 HD | High Country |
| 2010-2019 | Chevrolet | Silverado 3500 HD | LT |
| 2010-2019 | Chevrolet | Silverado 3500 HD | LTZ |
| 2010-2019 | Chevrolet | Silverado 3500 HD | WT |
| 2014-2017 | Chevrolet | SS | Base |
| 2003-2006 | Chevrolet | SSR | Base |
| 2000-2001,2006 | Chevrolet | Suburban 1500 | Base |
| 2000-2014 | Chevrolet | Suburban 1500 | LS |
| 2000-2014 | Chevrolet | Suburban 1500 | LT |
| 2007-2014 | Chevrolet | Suburban 1500 | LTZ |
| 2004-2006 | Chevrolet | Suburban 1500 | Z71 |
| 2010-2013 | Chevrolet | Suburban 2500 | LS |
| 2010-2013 | Chevrolet | Suburban 2500 | LT |
| 2016-2019 | Chevrolet | Suburban 3500 HD | LS |
| 2016-2019 | Chevrolet | Suburban 3500 HD | LT |
| 2000-2001,2006 | Chevrolet | Tahoe | Base |
| 2008-2013 | Chevrolet | Tahoe | Hybrid |
| 2000-2014 | Chevrolet | Tahoe | LS |
| 2000-2014 | Chevrolet | Tahoe | LT |
| 2007-2014 | Chevrolet | Tahoe | LTZ |
| 2012-2014 | Chevrolet | Tahoe | PPV |
| 2012-2014 | Chevrolet | Tahoe | SSV |
| 2003-2006 | Chevrolet | Tahoe | Z71 |
| 2008 | Chevrolet | Trailblazer | Base |
| 2006-2007 | Chevrolet | Trailblazer | LS |
| 2006-2008 | Chevrolet | Trailblazer | LT |
| 2006 | Chevrolet | Trailblazer | SS |
| 2003-2006 | Chevrolet | Trailblazer EXT | LS |
| 2003-2006 | Chevrolet | Trailblazer EXT | LT |
| 2003-2004 | Chevrolet | Trailblazer EXT | North Face |
| 2003 | Ford | E-150 | Base |
| 2003 | Ford | E-150 Club Wagon | Chateau |
| 2003 | Ford | E-150 Club Wagon | XL |
| 2003 | Ford | E-150 Club Wagon | XLT |
| 1997-2002 | Ford | E-150 Econoline | Base |
| 1997-2000 | Ford | E-150 Econoline | XL |
| 1997-2002 | Ford | E-150 Econoline Club Wagon | Chateau |
| 1997-2000 | Ford | E-150 Econoline Club Wagon | Custom |
| 2001-2002 | Ford | E-150 Econoline Club Wagon | XL |
| 1997-2002 | Ford | E-150 Econoline Club Wagon | XLT |
| 2003 | Ford | E-250 | Base |
| 1997-2002 | Ford | E-250 Econoline | Base |
| 1997-2000 | Ford | E-250 Econoline | XL |
| 1997-2000 | Ford | F-150 | Base |
| 2005-2007 | Ford | F-150 | STX |
| 1997-2003,2005-2007 | Ford | F-150 | XL |
| 1997-2003,2005-2007 | Ford | F-150 | XLT |
| 2004 | Ford | F-150 Heritage | XL |
| 2004 | Ford | F-150 Heritage | XLT |
| 2004-2007 | Ford | Freestar | Limited |
| 2004-2007 | Ford | Freestar | SEL |
| 1994-2004 | Ford | Mustang | Base |
| 1989-1995 | Ford | Taurus | GL |
| 1991-1992 | Ford | Taurus | L |
| 1989-1995 | Ford | Taurus | LX |
| 1995 | Ford | Taurus | SE |
| 1989-1992 | Ford | Thunderbird | Base |
| 1989-1997 | Ford | Thunderbird | LX |
| 1989-1995 | Ford | Thunderbird | Super Coupe |
| 1995-2003 | Ford | Windstar | Base |
| 1995-1998 | Ford | Windstar | GL |
| 1998,2000-2003 | Ford | Windstar | Limited |
| 1995-2003 | Ford | Windstar | LX |
| 1999-2003 | Ford | Windstar | SE |
| 2001-2002 | Ford | Windstar | SE Sport |
| 1999-2003 | Ford | Windstar | SEL |
| 2009-2012 | GMC | Canyon | SLE |
| 2009-2012 | GMC | Canyon | SLT |
| 2005-2009 | GMC | Envoy | Denali |
| 2005-2006 | GMC | Envoy XL | Denali |
| 2003-2005 | GMC | Envoy XL | SLE |
| 2003-2005 | GMC | Envoy XL | SLT |
| 2004-2005 | GMC | Envoy XUV | SLE |
| 2004-2005 | GMC | Envoy XUV | SLT |
| 2003-2014 | GMC | Savana 1500 | Base |
| 2006-2014 | GMC | Savana 1500 | LS |
| 2006-2014 | GMC | Savana 1500 | LT |
| 2003-2005 | GMC | Savana 1500 | SLE |
| 2003-2005,2010-2019 | GMC | Savana 2500 | Base |
| 2010-2019 | GMC | Savana 2500 | LS |
| 2010-2019 | GMC | Savana 2500 | LT |
| 2003-2005 | GMC | Savana 2500 | SLE |
| 2010-2019 | GMC | Savana 3500 | Base |
| 2010-2019 | GMC | Savana 3500 | LS |
| 2010-2019 | GMC | Savana 3500 | LT |
| 2002-2005 | GMC | Sierra 1500 | Base |
| 2007-2013 | GMC | Sierra 1500 | Denali |
| 2002 | GMC | Sierra 1500 | HT |
| 2005-2006,2009-2013 | GMC | Sierra 1500 | Hybrid |
| 1999-2003,2006,2010-2013 | GMC | Sierra 1500 | SL |
| 1999-2013 | GMC | Sierra 1500 | SLE |
| 1999-2013 | GMC | Sierra 1500 | SLT |
| 2002-2013 | GMC | Sierra 1500 | WT |
| 2010-2013 | GMC | Sierra 1500 | XFE |
| 2007 | GMC | Sierra 1500 Classic | Hybrid |
| 2007 | GMC | Sierra 1500 Classic | SL |
| 2007 | GMC | Sierra 1500 Classic | SLE |
| 2007 | GMC | Sierra 1500 Classic | SLT |
| 2007 | GMC | Sierra 1500 Classic | WT |
| 1999-2000 | GMC | Sierra 2500 | SL |
| 1999-2000 | GMC | Sierra 2500 | SLE |
| 1999-2000 | GMC | Sierra 2500 | SLT |
| 2015-2019 | GMC | Sierra 2500 HD | Base |
| 2011-2019 | GMC | Sierra 2500 HD | Denali |
| 2010-2019 | GMC | Sierra 2500 HD | SLE |
| 2010-2019 | GMC | Sierra 2500 HD | SLT |
| 2010-2014 | GMC | Sierra 2500 HD | WT |
| 2015-2019 | GMC | Sierra 3500 HD | Base |
| 2011-2019 | GMC | Sierra 3500 HD | Denali |
| 2010-2019 | GMC | Sierra 3500 HD | SLE |
| 2010-2019 | GMC | Sierra 3500 HD | SLT |
| 2010-2014 | GMC | Sierra 3500 HD | WT |
| 2007-2014 | GMC | Yukon | Denali |
| 2010-2013 | GMC | Yukon | Denali Hybrid |
| 2008-2013 | GMC | Yukon | Hybrid |
| 2006 | GMC | Yukon | SL |
| 2000-2014 | GMC | Yukon | SLE |
| 2000-2014 | GMC | Yukon | SLT |
| 2007-2014 | GMC | Yukon XL 1500 | Denali |
| 2006 | GMC | Yukon XL 1500 | SL |
| 2000-2014 | GMC | Yukon XL 1500 | SLE |
| 2000-2014 | GMC | Yukon XL 1500 | SLT |
| 2010-2013 | GMC | Yukon XL 2500 | SLE |
| 2010-2013 | GMC | Yukon XL 2500 | SLT |