Product Description Specifications Supertech Ford/Mazda Duratec Single Valve Spring Kit - 55lbs at 35mm MPN: SPRK-TS-DUR-DS
Supertech Supertech Ford Duratec/Mazda MZR 2.0L/2.3L/2.5L Dual Valve Spring Kit - SPRK-TS-DUR-D1 MSRP: $700.21 Was: Now: $560.29 Add to Cart
Supertech Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit - SPRK-TS-DUR-D2 MSRP: $700.21 Was: Now: $560.29 Add to Cart
Supertech Supertech Ford/Mazda DURATEC 2.0L/2.3L Beehive Valve Spring Kit (Use OEM Retainer/OEM Seat) - SPRK-FE20BE MSRP: $392.65 Was: Now: $314.19 Add to Cart
Supertech Supertech Mazda Miata 1.8L Single Valve Spring Kit - SPRK-MM18-S MSRP: $628.24 Was: Now: $502.70 Add to Cart
Supertech Supertech Mazda Miata 1.8L Dual Valve Spring Kit - SPRK-MM18-D MSRP: $701.37 Was: Now: $561.22 Add to Cart
Supertech Supertech Nissan SR20DET Single Valve Spring Kit - SPRK-H1021S-SR20 MSRP: $497.35 Was: Now: $397.97 Add to Cart
Supertech Supertech 2015+ Honda K20C Single Valve Spring Kit - SPRK-K20C-1 MSRP: $858.89 Was: Now: $687.27 Add to Cart
Supertech Supertech Mazda Miata 1.8 1.8L Dual Valve Spring Kit - SPRK-1012-M18D MSRP: $717.04 Was: Now: $573.76 Add to Cart