Spearco's WRX intercooler kit features the largest air to air top mount intercooler in the market. Utilizing the factory mounting points, the massive 4.5'' thick unit bolts on easily without any modifications to the vehicle. Factory turbo piping and blow off valve can be bolted on easily with standard hand tools. The massive 1,000 CFM intercooler offers a very low-pressure drop and extremely low charge temperature. Dyno results have shown performance improvements up to 15 horsepower compared to the stock intercooler. This kit comes complete with clamps and silicone hose. Boost pressure can now be increased without the worry of extreme temperatures into your intake manifold.