Home / Honda / Honda Civic Si / Fuel System Fuel System Showing all 5 results Default sorting Sort by popularity Sort by average rating Sort by latest Sort by price: low to high Sort by price: high to low FORE – F2i Fuel Pressure Regulator $219.00 Add to cart FORE – F4i Fuel Pressure Regulator $282.00 Add to cart FORE – 128mm Inline Fuel Filter $126.00 – $208.00 Select options FORE – 88mm Inline Fuel Filter $96.00 – $168.00 Select options FORE – Replacement Filter Elements $14.00 – $60.00 Select options