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Tomei designed these equal length headers with a 4-2-1 layout with 42.7mm, 45mm, 60mm runner sizes to help extract the maximum horsepower from your EJ25....
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Features: Free-flowing exhaust bolsters horsepower, torque and even fuel economy Available in chrome stainless steel or durable black-coated aluminized steel Smooth mandrel-bent tubing reduces...
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These springs are precisely engineered to optimize the handling performance of your car by taking advantage of factory strut valving and travel through increased...
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These pads offer a great linear thermal stability with easy pedal modulation and consistent braking performance. These are high-performance brake pads that are ideal...
Patterson Performance SR Series shift knobs are available in stainless steel, aluminum or delrin, as well as a variety of colors. This sphere is machined...
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The Billetworkz STI One-Piece Reverse Lockout is the perfect accessory to add to your interior. The Billetworkz Reverse Lockouts include two internal o-rings to...
The Billetworkz Shifter Stop is an essential modification for the 2015+ WRX platform. It is designed to significantly reduce the amount of slop when in...
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Add that final touch to your interior with a Billetworkz E-Brake Button! (Also known as a “Drift Button”). Simply unthread your stock e-brake button and...
AllAWE TuningBest selling productsCat Back ExhaustsCommerceinstruments Best Selling ProductsExhaustsNew products
Multiple options covering every taste and budget, accompanied by unmatched quality, fitment, performance, and a tailored AWE Tuning soundtrack. Max gains of 12 hp...
King's pMaxKote is a revolutionary new approach to coated bearings. this unique polymer coating is applied over King's pMaxBlack overlay at the King factory...
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StopTech Axle Packs are pre-matched, direct-fit brake pad and rotor pairings designed to simplify brake service and brake system upgrades for virtually any car...
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Designed for manual transmission vehicles w/ filler neck. The Koyo Aluminum Radiator for the Subaru WRX and STI is a performance lightweight aluminum is...
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FRONT REAR SPRING RATES 7k 4k UPPER MOUNT Pillowball w/ Camber Plates Pillowball Application Note: Fits ST185 All Trac Models Only DYNAMIC PRO SPORT...
All products sold by Patterson Performance Parts, LLC are intended for off-road and/or competition use only. By purchasing aftermarket products from us, having us install the products, or both, the customer takes full responsibility for any use, and/or misuse of the product; and agrees that Patterson Performance Parts holds no responsibility for any consequences, legal, or other, of such use and/or misuse.
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