Draco 12" x 3" Coil-Over Spring - 400 lb. - Purple RG30003XL features our patented pending filter-to-housing

features our patented pending filter-to-housing interface

Female o-ring pilot terminal technology to fit perfectly with the majority of A/C components

Triumph 6-Cylinder

Electrically controlled valve engages with a switch

Draco 12" x 3" Coil-Over Spring - 400 lb. - Purple RG30003XL features our patented pending filter-to-housingDraco Racing Coil Over Springs are engineered to offer the fewest coil and largest coil gap currently available, reducing weight while providing maximum travel with a linear rate. All springs are preset to prevent sag. Draco Spring is a manufacture of racing springs available in a large selection of sizes and rates. A family owned and operated business since 1969, Draco Spring has grown into the one of the largest custom spring manufacturers in the