Product Description Specifications Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm MPN: SPRK-TS-DUR-DS Clearance Item: N
Supertech Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit - SPRK-TS-DUR-D1 MSRP: $786.68 Was: Now: $629.99 Add to Cart
Supertech Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit - SPRK-TS-DUR-D2 MSRP: $786.68 Was: Now: $629.99 Add to Cart
Supertech Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) - SPRK-FE20BE MSRP: $441.14 Was: Now: $353.99 Add to Cart
Supertech Supertech Mazda Miata 1.8L Single Valve Spring Kit - SPRK-MM18-S MSRP: $705.83 Was: Now: $564.99 Add to Cart
Supertech Supertech Mazda Miata 1.8L Dual Valve Spring Kit - SPRK-MM18-D MSRP: $787.98 Was: Now: $630.99 Add to Cart