2003 Mitsubishi Diamante Emission Control Parts
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ReplacementOxygen SensorMitsubishi Diamante 3.5L 2003, Oxygen Sensor by Replacement. 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, this product by...Expertly crafted from premium materialsDesigned to match rigorous quality standards$10.82 - $12.74 - Spectra Premium®Oxygen SensorMitsubishi Diamante 3.5L 2003, Oxygen Sensor by Spectra Premium®. To ensure your vehicle has optimal performance and fuel economy while producing minimal emissions replace a defective O2 sensor with one backed by the aftermarket’s...Increase vehicle fuel economy and engine performance while decreasing vehicle exhaust emissions100% performance tested to meet vehicle requirements$17.74 - $34.14
- Facet®Oxygen SensorMitsubishi Diamante 2003, Oxygen Sensor by Facet®. Position: Front Passenger Side. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with...The reliable goods for increase of reliability of the carQuality equal, if not superior, to that of the original components$79.93
- ReplacementNew EGR ValveMitsubishi Diamante 3.5L 2003, New EGR Valve by Replacement. 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, this product by...Expertly crafted from premium materialsDesigned to match rigorous quality standards$677.03
- TruParts®Service Tech EGR ValveMitsubishi Diamante 2003, Service Tech EGR Valve by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$67.29
- ACDelco®Gold™ Oxygen SensorMitsubishi Diamante 3.5L 2003, Gold™ Oxygen Sensor by ACDelco®. Position: Upstream Rear. Designed utilizing the latest technology, this product by ACDelco features premium quality and will perform better than advertised. Perfect for...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$128.92Save: $19.34 (15%)$109.58
- Aceon®Oxygen SensorMitsubishi Diamante 3.5L 2003, Oxygen Sensor by Aceon®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured...Made with precision and quality in mindDesigned to meet your specific needs$25.28 - $33.00
- CRS®Oxygen SensorMitsubishi Diamante 3.5L 2003, Oxygen Sensor by CRS®. This top-grade product is expertly made in compliance with stringent industry standards to offer a fusion of a well-balanced design and high level of craftsmanship. Manufactured from...Compliant with the most strict standards for qualityDesigned to comply with the highest quality standards$33.05 - $39.42
- TruParts®Oxygen SensorMitsubishi Diamante 3.5L 2003, Oxygen Sensor by TruParts®. Position: Upstream Rear. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$25.74
- FRAM®PCV ValveMitsubishi Diamante 2003, PCV Valve by FRAM®. The Positive Crankcase Ventilation (PCV) system prevents the release of harmful emissions, helps keep engine oil clean and prevents excessive crankcase pressure, which can cause oil leaks....Essential component of the PCV systemRegulates flow of crankcase vapors into the engine$2.93
- Luber-finer®PCV ValveMitsubishi Diamante 2003, PCV Valve by Luber-finer®. PCV valves are designed to precisely return crankcase combustion gases to the air intake system. Overextending the part’s service promotes sludge formation, which clogs the engine's...Designed to deliver optimum performanceRight for your vehicle and lifestyle$3.47
- Standard Motor Products®PCV ValveMitsubishi Diamante 2003, PCV Valve by Standard Motor 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...Made to keep your vehicle's engine running coolDesigned to maintain proper cooling level and prevent overheating$2.50
- TruParts®EGR Valve GasketMitsubishi Diamante 3.5L 2003, EGR Valve Gasket by TruParts®. Go with this high-quality product to restore your vehicle’s lost power and bring it back to its optimal condition. Made from the finest materials in compliance with...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$6.51 - $9.42
- Davico®Universal Fit Catalytic ConverterMitsubishi Diamante 3.5L Engine Family # 3MLXV03.5GNS with California Emission, LEV1 Standard, PC Weight Class 2003, Catalytic Converter by Davico®. Converter Configuration: Universal Fit. This Universal fit catalytic converter by...$798.58
- iD Select®ECO CARB Direct Fit Pre-Cat Catalytic ConverterMitsubishi Diamante 3.5L Engine Family # 3MLXV03.5GNS 2003, ECO CARB Pre-Cat Catalytic Converter by iD Select®. Converter Configuration: Direct Fit. Warm Up Two Way Catalyst. Swap out your worn-out or malfunctioning part with this...$590.78 - $602.71
- DEC®Standard Direct Fit Catalytic ConverterMitsubishi Diamante 3.5L 2003, Standard Catalytic Converter by DEC®. Converter Configuration: Direct Fit. Position: Front Passenger Side. Pick out a catalytic converter by DEC and get your emissions back into check without worrying...$264.57
- Edelbrock®Victor Series PCV Valve Cover BreatherVictor Series PCV Valve Cover Breather by Edelbrock®. These push-in style valve cover breathers contain a foam filter element which allows the engine to properly breathe and traps oil vapor and prevents engine compartment contamination....Made with precision and quality in mindDesigned to meet your specific needs$39.95 - $53.95
- GReddy®S-Type Breather Tank Replacement Seal CapS-Type Breather Tank Replacement Seal Cap by GReddy®. Designed originally for racing engines, today’s compact production engines can also benefit from the used of Breather Tank Replacement Seal Cap.Designed to deliver trouble-free, consistent performanceRight for your vehicle and racing lifestyle$9.50
- Peterson Fluid Systems®Vacuum RegulatorVacuum Regulator by Peterson Fluid Systems®. Adjustable vacuum regulator is on the leading edge of engine management. It has been proven to regulate crankcase vacuum and hold a steady level through extensive testing. Vacuum can be...All Aluminum construction for light weightCNC Machined$244.18
- Black Forest Industries®Secondary Air Injection Block Off PlateSecondary Air Injection Block Off Plate by Black Forest Industries®. This product is made of high-quality components to meet and exceed strict quality requirements. Designed using state-of-the-art technology and with customers in mind....Eliminate clutter with these machined aluminum platesAn OEM metal gasket is included for proper sealing as well as stainless headcap hardware for a complete bolt on installation$32.99
- Walker®Ultra™ Universal Fit Large Oval Body Catalytic ConverterUniversal Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Without Air Tube. With O2 Sensor Port. Catalytic Converter Overall Length: 18". The Right converter,...$122.73 - $157.97
- AP Exhaust®Super X Duty Universal Fit Large Oval Body Catalytic ConverterUniversal Super X Duty Catalytic Converter by AP Exhaust®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Oval. Without Air Tube. With 1 Center O2 Sensor Port. Catalytic Converter Overall Length: 17"....$214.23
- iD Select®ECO GM Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 16". Swap out your worn-out or...$219.10
- Eastern Catalytic®ECO GM II Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 Angled O2 Sensor Port. Catalytic Converter Overall Length: 16". Whether your...$248.92
- Eastern Catalytic®ECO GM Universal Fit Large Round Body Catalytic ConverterUniversal ECO GM Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. Catalytic Converter Overall Length: 16". Whether your catalytic converter is damaged by...$248.27 - $248.92
- Eastern Catalytic®ECO II Universal Fit Large Round Body Catalytic ConverterUniversal ECO II Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. With 1 O2 Sensor Port. Catalytic Converter Overall Length: 16". Whether your catalytic...$145.33 - $173.20
- ACAT Global®High Performance Universal Fit Catalytic ConverterUniversal High Performance Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. This product features the elaborate design that was engineered with superior precision and refined to the last detail. Made from...$138.95 - $259.95
- ACAT Global®Universal Fit Catalytic ConverterUniversal Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. This product features the elaborate design that was engineered with superior precision and refined to the last detail. Made from reliable materials...$121.66 - $231.95
- Nippon Reinz®Catalytic Converter GasketMitsubishi Diamante 2003, Catalytic Converter Gasket by Nippon Reinz®. Location: Rear Catalytic Converter Inlet or Outlet. Designed utilizing the latest technology, this product by Nippon Reinz Catalytic Converter Gasket features...Designed to deliver trouble-free, consistent performanceRight for your vehicle and lifestyle$9.71
- Chevrolet Performance®Diesel Exhaust FluidDiesel Exhaust Fluid by Chevrolet Performance®. Sold individually. Diesel Exhaust Fluid (DEF) is a non-flammable fluid consisting of 2/3 purified water and 1/3 ammonia-based urea. DEF is used with diesel engine exhaust systems to reduce...High quality at an affordable priceExpertly made from premium materials$11.27
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