1981 Porsche 911 Series Emission Control Parts
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Eastern Catalytic®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Whether your catalytic converter is damaged by road debris or failed due to an engine problem, you...$151.91 - $181.15 - Eastern Catalytic®Universal Fit Round Body Catalytic ConverterUniversal Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Contains approximately 40% higher precious metal content than most other aftermarket brands. Aristo...$360.90 - $462.25
- NTK®Oxygen SensorPorsche 911 Series 3.0L 1981, Oxygen Sensor by NTK®. Position: Upstream. Thimble type sensors feature a ceramic element that projects into the exhaust system and becomes electrically conductive at high temperature. The sensor element...Increases vehicle fuel economy and engine performance while decreasing vehicle exhaust emissionsDirect replacement$42.01
- URO Parts®Breather Hose ConnectorPorsche 911 SC 1981, Breather Hose Connector by URO Parts®. Make your vehicle operating quiet again by replacing your malfunctioning component with this top-notch emission control part. The dependable URO part will make your exhaust...Designed to replace your worn out exhaust partHelps to restore quiet vehicle operation$4.75
- aFe®Direct Fit Catalytic ConverterPorsche 911 Series 3.0L 1981, Catalytic Converter by aFe®. Converter Configuration: Direct Fit. One Piece Design. Replace the faulty or old rear catalytic converter with the all new aFe power direct-fit front cat replacement. This cat...$530.00
- ACAT Global®Universal Fit Catalytic ConverterPorsche 911 Series 1981, Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. With O2 Sensor Port. Catalytic Inlet Diameter: 2.25". Catalytic Outlet Diameter: 2.25". Catalytic Converter Overall Length: 13". This...$126.50
- DEC®Direct Fit Catalytic ConverterPorsche 911 SC with PRE-OBDII Standard 1981, Catalytic Converter by DEC®. Converter Configuration: Direct Fit. Pick out a catalytic converter by DEC and get your emissions back into check without worrying about feature again. These...$1,238.55
- Fabspeed®Sport Direct Fit Catalytic ConvertersPorsche 911 3.0L 1981, Sport Catalytic Converters by Fabspeed®. Converter Configuration: Direct Fit. High-flowing, direct bolt-on replacement for the bulky & restrictive factory catalytic converters. Precision machined and hand welded:...$695.95
- 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
- Original Equipment®Breather HosePorsche 911 1981, Breather Hose by Original Equipment®. Looking for high-quality replacement parts to restore the performance of your vehicle? Then Original Equipment automotive parts are for you. They are manufactured from the finest...Perfect replacement for your damaged or worn out original partMade using high-grade materials for long-lasting dependability$27.18
- ACAT Global®Universal Fit Round Body Catalytic ConverterPorsche 911 Series 3.0L with Single Exhaust System, PRE-OBDII Standard, 1 Catalytic Converter, PC-1 Weight Class, TWC Converter Type 1981, Catalytic Converter by ACAT Global®. Converter Configuration: Universal Fit. Position: Upper....$489.95
- 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
- Fast®Vapor Canister Purge FittingVapor Canister Purge Fitting by Fast®. 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 deliver great...High quality at an affordable priceExpertly made from premium materials$12.95 - $18.95
- ReplacementECO GM Universal Fit Catalytic ConverterUniversal ECO GM Catalytic Converter by Replacement. Converter Configuration: Universal Fit. A vehicle's exhaust system is pivotal to both performance and eco-friendliness, silently managing engine noise and controlling emissions....Call for Pricing
- ReplacementECO III Universal Fit Catalytic ConverterUniversal ECO III Catalytic Converter by Replacement. Converter Configuration: Universal Fit. A vehicle's exhaust system is pivotal to both performance and eco-friendliness, silently managing engine noise and controlling emissions....Call for Pricing
- ReplacementStandard Universal Fit Large Round Body Catalytic ConverterUniversal Standard Catalytic Converter by Replacement. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Large Round. Catalytic Converter Overall Length: 24". A vehicle's exhaust system is pivotal to both...Call for Pricing
- ReplacementUniversal Fit Catalytic ConverterUniversal Catalytic Converter by Replacement. Converter Configuration: Universal Fit. A vehicle's exhaust system is pivotal to both performance and eco-friendliness, silently managing engine noise and controlling emissions. Replacement...Call for Pricing
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