Overview Reviews Product Description Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit Product Videos Custom Field MPN SPRK-TS-DUR-D2 Product Reviews Write a Review Write a Review × Supertech Supertech 05-15 Ford Focus 2.0L Dual Valve Spring Kit - SPRK-TS-DUR-D2 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Email * Review Subject * Comments *