2003 Subaru WRX Exhaust Systems
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Invidia®Full Titanium™ Racing Cat-Back Exhaust System with Single Rear ExitSubaru WRX / WRX STI Base 2003, Full Titanium™ Racing Cat-Back Exhaust System with Single Rear Exit by Invidia®. Exhaust System Type: Cat-Back. Main Tubing Diameter: 3.15". Exhaust System Sound: Aggressive / Loud. Bended forming,...$1,711.50 - Invidia®G200™ Stainless Steel Cat-Back Exhaust System with Single Rear ExitSubaru WRX Base 2003, G200™ Stainless Steel Cat-Back Exhaust System with Single Rear Exit by Invidia®. Exhaust System Type: Cat-Back. Exhaust Tubing Material: Stainless Steel. Main Tubing Diameter: 3". Exhaust System Sound: Moderate....$874.30
- Borla®Stainless Steel Long Tube Exhaust HeaderSubaru WRX Base 2003, Stainless Steel Long Tube Exhaust Header by Borla®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.25". Color: Silver. Header Coating: Uncoated. Header Style: Long Tube. Borla Cat-back TM & Rear...Made to provide unequaled quality and reliabilityMade with the use of the latest technologies$927.99
- Borla®Stainless Steel Long Tube Exhaust HeaderSubaru WRX Base 2003, Stainless Steel Long Tube Exhaust Header by Borla®. Primary Tubing Diameter: 1.625". Collector Outlet Diameter: 2.25". Color: Silver. Header Coating: Uncoated. Header Style: Long Tube. Borla Cat-back TM & Rear...Made to provide unequaled quality and reliabilityMade with the use of the latest technologies$927.99
- Flowmaster®dBX Series™ Stainless Steel Round Laminar Flow Gray Exhaust MufflerSubaru WRX Base 2003, dBX Series™ Stainless Steel Round Laminar Flow Gray Exhaust Muffler by Flowmaster®. Muffler Inlet Diameter: 2.5". Muffler Outlet Diameter: 2.5". Muffler Body Length: 14". Muffler Overall Length: 20". Muffler...$225.95
- Walker®Exhaust Pipe Flange GasketSubaru WRX / WRX STI 2003, Exhaust Pipe Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete exhaust job. When you...Makes installation quick and easyOptimal OE-style fit and quality$3.16 - $17.02
- Fel-Pro®Exhaust Manifold Gasket SetSubaru WRX / WRX STI 2003, Exhaust Manifold Gasket Set by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Ensures reliable sealing performanceMade using advanced technologies and molded rubber chemistry$11.87
- Apex Auto®Exhaust Manifold Gasket SetSubaru WRX / WRX STI 2003, Exhaust Manifold Gasket Set by Apex Auto®. Designed utilizing the latest technology, this product by Apex Auto features premium quality and will perform better than advertised. Perfect for your vehicle and...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$5.66
- Fel-Pro®Exhaust Pipe Flange GasketSubaru WRX / WRX STI 2003, Exhaust Pipe Flange Gasket by Fel-Pro®. If you need durable gaskets to prevent leaks on your vehicle, Fel-Pro is the way to go. Engineered using the latest technologies and global engineering resources, the...Direct OEM replacement for a proper fitEnsures reliable sealing performance$5.58 - $19.36
- Mahle®Exhaust Pipe Flange GasketSubaru WRX / WRX STI 2003, Exhaust Pipe Flange Gasket by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your...High quality at an affordable priceExpertly made from premium materials$6.91 - $14.00
- BRExhaust®Exhaust Pipe Flange GasketSubaru WRX Base 2003, Exhaust Pipe Flange Gasket by BRExhaust®. BRExhaust has a vast selection of all necessary accessories and hardware to help you make the exhaust system installation or repair job quickly and easily. Choose...Constructed for a hassle-free exhaust repairEnsures a precise fit$6.02 - $17.14
- Mahle®Exhaust Manifold Gasket SetSubaru WRX 2003, Exhaust Manifold Gasket Set by Mahle®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$13.79
- Beck Arnley®Exhaust Manifold GasketSubaru WRX / WRX STI 2003, Exhaust Manifold Gasket by Beck Arnley®. When investing in this superior product by Beck Arnley, expect to get the exact OEM look, function, and fit. The product was developed to stringent factory...OE quality products from top original equipmentTop quality materials$12.42
- PERRIN Performance®Red Exhaust Pipe HangerSubaru WRX / WRX STI Base 2003, Red Exhaust Pipe Hanger by PERRIN Performance®. Sold Individually. Give your stock exhaust system some serious attitude with PERRIN Performance slash cut exhaust tips. PERRIN large, slash cut tips are...Adds an aggressive lookCorrosion-resistant stainless steel construction$12.75
- Nippon Reinz®Exhaust Manifold GasketSubaru WRX / WRX STI 2003, Exhaust Manifold Gasket by Nippon Reinz®. Is your car noisier these days? Can you smell exhaust fumes in the cabin? Exhaust system repairs should not be put off, both for safety and legal reasons, but before...OE quality partsDirect Fit$18.64
- Remflex®Graphite Exhaust Manifold GasketSubaru WRX / WRX STI 2003, Graphite Exhaust Manifold Gasket by Remflex®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet...Designed to crush 50%.This allows them to fill gaps in the flange surface up to 1/16"3,000 degrees F - far exceeding that of any vehicle's exhaust system temperature$14.39 - $25.59
- Walker®Graphoil Donut Exhaust Manifold Flange GasketSubaru WRX / WRX STI 2003, Graphoil Donut Exhaust Manifold Flange Gasket by Walker®. With their extensive selection of accessories and hardware for the exhaust system, Walker will provide you with everything needed to do the complete...Makes installation quick and easyOptimal OE-style fit and quality$17.02
- Genuine®Exhaust Pipe to Manifold GasketSubaru WRX / WRX STI 2003, Exhaust Pipe to Manifold Gasket by Genuine®. If your exhaust parts are in need of repair, don’t compromise the performance and safety of your car with suspect, off-brand replacement parts from the local auto...Designed to restore your vehicle’s exhaust systemGenuine OE replacement parts from the OE manufacturer$16.87
- TruParts®Exhaust SpringSubaru WRX Base with California Emission / Federal Emission 2003, Exhaust Spring by TruParts®. Location: Rear Converter to Front Muffler Assembly. Go with this high-quality product to restore your vehicle’s lost power and bring it...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$5.00
- Invidia®Stainless Steel Exhaust Flange AdapterSubaru WRX / WRX STI Base 2003, Stainless Steel Exhaust Flange Adapter by Invidia®. Do you want to get more power out of your vehicle? Then this superior Invidia product is just for you. Carefully designed for maximum performance, is...Made to boost the performance of your vehicleExpertly crafted from premium materials$49.00
- TRQ®Downstream O2 Oxygen SensorSubaru WRX Base 2003, Downstream O2 Oxygen Sensor by TRQ®. TRQ oxygen sensors are manufactured to precise specifications using premium raw materials to optimize your vehicle’s emission system. Each sensor is isostatically-pressed...Intended to bring your vehicle back to its original gloryBudget-friendly alternative to the OEM part$39.72$40.95Save $1.23 (3%)
- TRQ®Oxygen SensorSubaru WRX / WRX STI 2003, Oxygen Sensor by TRQ®. Position: Upstream. Location: Bank 1 Sensor 1. If your oxygen sensor fails, replace it with this top-grade part developed to easily fix the problem. Built to fit and function exactly as...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$69.51$73.95Save $4.44 (6%)
- Denso®Air Fuel Ratio SensorSubaru WRX 2003, Air Fuel Ratio Sensor by Denso®. Position: Upstream. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by...Designed to help reduce fuel consumption and harmful emissionsMade with the use of state-of-the-art sensor technologies$202.63
- Denso®Oxygen SensorSubaru WRX 2003, Oxygen Sensor by Denso®. Position: Downstream. Make sure your engine runs efficiently and produces fewer emissions by replacing your malfunctioning fuel-ratio sensors with these top-notch products designed by Denso....High quality plastic and/or steel constructionDirect replacement for a proper fit every time$62.89
- Bosch®Premium Narrow-band Oxygen SensorSubaru WRX / WRX STI Standard Transmission 2003, Premium Narrow-band Oxygen Sensor by Bosch®. Position: Downstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up...OE Identical ConnectorCompact Design$60.90
- Walker Products®Oxygen SensorSubaru WRX 2003, Oxygen Sensor by Walker Products®. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with customers in mind. It will meet your needs and...High quality at an affordable priceExpertly made from premium materials$50.98 - $213.84
- Walker Products®Premium Oxygen SensorSubaru WRX 2003, Premium Oxygen Sensor by Walker Products®. Position: Downstream. Location: B1S2 Sensor. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment...Improved Engine Response & PerformanceLower Emissions$60.09
- NTK®Oxygen SensorSubaru WRX 2003, Oxygen Sensor by NTK®. Position: Downstream. Location: B1S2. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$69.51
- Spectra Premium®Oxygen SensorSubaru WRX 2003, Oxygen Sensor by Spectra Premium®. Position: Downstream. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$57.53
- Delphi®Oxygen SensorSubaru WRX 2003, Oxygen Sensor by Delphi®. Position: Rear. As one of the leading suppliers of oxygen sensor technology since 1978, Delphi planar technology is the result of their OE and aftermarket engineers partnering together to...Resists high temperatures, vibration damage and wire corrosion to protect signal accuracy, and long lifePatented sensors construction and design$73.45
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2003 Subaru WRX Exhaust Reviews
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SLP® - Loud Mouth™ Stainless Steel Round Bullet-Type Silver Exhaust Resonator (2.5" Center ID, 2.5" Center OD, 14" Length)Posted by Robert (Monroe, WI) / November 20, 20222000 Dodge Dakota
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