High quality, exceptional design and performance define our crossover product line. They are a proven winner when it comes to bumping up the horsepower of your daily driver or race car. Our universal X crossovers fit an overwhelming variety of classic cars with extreme ease of installation. Our model-correct kits install like a dream. Theres no skimping on materials here. All crossovers include dual 409 stainless reinforcement plates at the welds where they are needed most. All pipes are mandrel bent, to allow for the maximum flow of exhaust gasses, which boosts acceleration. Fabricated using the highest quality materials, our smooth, seam-coated, 16 gauge, mandrel-bent, stainless steel pipe resists corrosion and extends the life of your system. Ball flare connections allow for leak free, easy installation. Give your engine a major wake up call!