Quick view Supertech Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal) - SPRK-FE20N54-BE Compare $1,082.33 $865.99 Supertech BMW N54 24V 3.0L BMW N54 Conical Spring Kit (Use Factory Valve Stem Seal) Add to Cart Add to Cart
Quick view Supertech Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) - SPRK-FE20BE Compare $392.65 $314.99 Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) Add to Cart Add to Cart
Quick view Supertech Supertech Honda F22A 16V Single Valve Spring Kit - SPRK-F22AB Compare $579.15 $463.99 Supertech Honda F22A 16V Single Valve Spring Kit Add to Cart Add to Cart
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Quick view Supertech Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit - SPRK-AUDI2.7T Compare $1,047.85 $838.99 Supertech VW/Audi 2.7T 30V 6cyl Single & Dual Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit - SPRK-AUDI18T Compare $698.58 $558.99 Supertech VW/Audi 1.8T 20V 4cyl Dual Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech Audi V6 (24V) Single Valve Spring Kit 73lb - 37.4 Ex 85lb - 36 / 24.9 CB / 12.5 Lift Ex 11 - SPRK-A2416N-V6 Compare $814.85 $651.99 Supertech Audi V6 (24V) Single Valve Spring Kit 73lb - 37.4 Ex 85lb - 36 / 24.9 CB / 12.5 Lift Ex 11 Add to Cart Add to Cart
Quick view Supertech Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit - SPRK-A2416-N2 Compare $543.13 $434.99 Supertech VW/Audi 2.0L FSI EA113 Single Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit - SPRK-A2416-BE2 Compare $690.31 $552.99 Supertech Audi 2.5T FSI/TFSI/EA113/EA888 Single Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech VW 2.5L 5cyl 20V Single Valve Spring Kit - SPRK-A2416-5 Compare $654.39 $523.99 Supertech VW 2.5L 5cyl 20V Single Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech BMW S54 24V 3.2L Dual Valve Spring Kit - SPRK-2521-2BM-T1 Compare $1,050.31 $840.99 Supertech BMW S54 24V 3.2L Dual Valve Spring Kit Add to Cart Add to Cart
Quick view Supertech Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit - SPRK-2081-RB25 Compare $864.44 $691.99 Supertech Nissan SKYLINE RB25 DOHC 24V (w/Hydraulic Lifters) Single Valve Spring Kit Add to Cart Add to Cart