1981 BMW 3-Series Exhaust Systems
Select Your Submodel
- MagnaFlow®Pre-OBDII Universal Fit Round Body Catalytic ConverterBMW 320i 1.8L with PRE-OBDII Standard 1981, Pre-OBDII Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Round. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter:...$560.00
- MagnaFlow®Standard Universal Fit Oval Body Catalytic ConverterBMW 320i 1.8L 1981, Standard Catalytic Converter by MagnaFlow®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet Diameter: 2". Catalytic Outlet...$119.00
- Vaico®Exhaust Muffler HangerBMW 320i 1981, Exhaust Muffler Hanger by Vaico®. 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...High quality at an affordable priceExpertly made from premium materials$5.72
- TruParts®Exhaust System HangerBMW 320i 1.8L with Converter 1981, Exhaust System Hanger by TruParts®. Position: 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...Made utilizing the finest materials and equipmentEngineered to restore your vehicle to its pristine condition$1.20
- Walker®SoundFX™ Steel Round Aluminized Exhaust MufflerBMW 320i 1.8L with Single Catalytic Converter 1981, SoundFX™ Steel Round Aluminized Exhaust Muffler by Walker®. Optional. Muffler Inlet Diameter: 1.75". Muffler Outlet Diameter: 1.75". Muffler Body Length: 19". Muffler Overall Length:...Designed to deliver ultimate performance and pleasing sound quality100% aluminized material$49.17
- Walker®CalCat™ Universal Fit Catalytic ConverterBMW 320i 1.8L 1981, CalCat™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Without O2 Sensor Port. Catalytic Converter Overall Length: 13.25". Specifically designed to comply with the California Air Resources...$394.23 - $416.67
- Walker®Ultra™ Universal Fit Small Oval Body Catalytic ConverterBMW 320i 1.8L 1981, Ultra™ Catalytic Converter by Walker®. Converter Configuration: Universal Fit. Catalytic Converter Body Shape: Small Oval. With 1 Inlet. With Air Tube. Without O2 Sensor Port. Catalytic Converter Overall Length:...$104.41
- Febi®Rear Muffler Exhaust HangerBMW 320i 1981, Rear Muffler Exhaust Hanger by Febi®. 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$3.50
- Davico®Universal Fit Catalytic ConverterBMW 320i 1.8L 1981, Catalytic Converter by Davico®. Converter Configuration: Universal Fit. Position: Rear. Catalytic Inlet Diameter: 2". Catalytic Converter Overall Length: 15". This Universal fit catalytic converter by Davico will be...$123.60
- Eastern Catalytic®Standard Universal Fit Oval Body Catalytic ConverterBMW 320i 1.8L 1981, Standard Catalytic Converter by Eastern Catalytic®. Converter Configuration: Universal Fit. Location: Undercar. Catalytic Converter Body Shape: Oval. Without Air Tube. Without O2 Sensor Port. Catalytic Inlet...$118.45
- BRExhaust®Exhaust Pipe Flange GasketBMW 320i 1.8L 1981, 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 BRExhaust,...Constructed for a hassle-free exhaust repairEnsures a precise fit$1.26 - $4.70
- CRP®Copper Exhaust Flange NutBMW 320i 1981, Copper Exhaust Flange Nut by CRP®. Engineered to meet the demanding OE standards set by many of the world's leading automobile manufacturers. That's why you'll find them on some of the world's finest automobiles.Durable construction to withstand everyday wear and tearLeak proof junctions ensure long service life and unrestricted flow$1.68
- Walker®Steel Pencil Style Round Straight Cut Bolt-On Chrome Exhaust TipBMW 320i 1.8L with Single Catalytic Converter 1981, Steel Pencil Style Round Straight Cut Chrome Exhaust Tip by Walker®. Tip Shape: Round. Tip Cut Type: Straight Cut. Tip Inlet Diameter: 1.88". Tip Outlet Diameter: 1.5". Tip Length: 6"....Manufactured from Aluminized SteelHigh Durability$17.56
- Genuine®Exhaust NutBMW 320i 1981, Exhaust Nut 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 parts chain store. On our...Designed to restore your vehicle’s exhaust systemGenuine OE replacement parts from the OE manufacturer$1.88 - $2.44
- Febi®Copper Shouldered Exhaust NutBMW 320i 1981, Copper Shouldered Exhaust Nut by Febi®. Hex nut with flange. Shouldered - Self Locking. This product is made of high-quality materials to serve you for years to come. Designed using state-of-the-art technology and with...High quality at an affordable priceExpertly made from premium materials$1.53
- Bosch®Premium Narrow-band Oxygen SensorBMW 320i 1.8L 1981, Premium Narrow-band Oxygen Sensor by Bosch®. Position: Upstream. A worn-out oxygen sensor can cause engine performance problems and shorten the life of the catalytic converter. Tune-up your vehicle with an Oxygen...OE Identical ConnectorCompact Design$38.18
- Bosch®Narrow-band Oxygen SensorBMW 320i 1.8L 1981, Narrow-band Oxygen Sensor by Bosch®. Position: Upstream. The Bosch oxygen sensor utilizes a mix of zirconium and yttrium oxides and other elements to form a tough base that withstands the intense stress to which...OE-EquivalentOE Style connectors and wire lengths$18.87
- Walker Products®Premium Oxygen SensorBMW 320i 1.8L 1981, Premium Oxygen Sensor by Walker Products®. Position: Upstream. Location: B1S1 Sensor. Walker Oxygen Sensors are precision made for outstanding performance and manufactured to meet or exceed all original equipment...Improved Engine Response & PerformanceLower Emissions$40.98
- Delphi®Oxygen SensorBMW 320i 1981, Oxygen Sensor by Delphi®. Position: Front. 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$30.33
- Jones Exhaust®Race Stainless Steel Oval Full Boar Single Chamber Gray Exhaust MufflerUniversal Race Stainless Steel Oval Full Boar Single Chamber Gray Exhaust Muffler by Jones Exhaust®. Muffler Body Length: 6.5". Muffler Overall Length: 13". Muffler Sound: Moderate. This product is made of high-quality materials to...$24.23 - $28.03
- AP Exhaust®Enforcer Series Aluminized Steel Round Glass Pack Exhaust MufflerUniversal Enforcer Series Aluminized Steel Round Glass Pack Exhaust Muffler by AP Exhaust®. Muffler Structure: Straight-through. Muffler Configuration: Center - Center. Today’s exhaust performance market continues to cover a broad...Aluminized materials for superior corrosion protectionIdeal for the economy buyer$13.46 - $38.58
- AP Exhaust®Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck (3" Dual ID, 3" Dual OD, 24.5" Length)Universal Challenge Series Aluminized Steel Oval Exhaust Muffler with Inlet/Outlet Neck by AP Exhaust®. Muffler Inlet Diameter: 3". Muffler Outlet Diameter: 3". Muffler Body Length: 24.5". Muffler Overall Length: 29". Muffler...Limited Lifetime Warranty backed by AP Exhaust Products100% aluminized components$134.18
- Cherry Bomb®Glass Pack Series Steel Round Red Exhaust MufflerUniversal Glass Pack Series Steel Round Red Exhaust Muffler by Cherry Bomb®. Muffler Sound: Aggressive / Loud. The original high performance Cherry Bomb® with its straight-through design maximizes horsepower and offers those classic...$24.40 - $69.95
- AERO Exhaust®AR Series 304 Stainless Steel Round Performance Exhaust ResonatorUniversal AR Series 304 Stainless Steel Round Performance Exhaust Resonator by AERO Exhaust®. Resonator Overall Length: 14". Resonator Sound: Aggressive / Loud. Resonator Configuration: Center - Center. AERO AR Series resonators are...$59.99 - $105.99
- Cherry Bomb®Extreme Performance Steel Oval Exhaust MufflerUniversal Extreme Performance Steel Oval Exhaust Muffler by Cherry Bomb®. Muffler Body Length: 6". Muffler Overall Length: 12". Muffler Sound: Aggressive / Loud. For those who live for disturbing the peace, the wing plate and straight...$31.11 - $35.47
- Different Trend®Flow II Series Stainless Steel Oval Gray Exhaust MufflerUniversal Flow II Series Stainless Steel Oval Gray Exhaust Muffler by Different Trend®. Muffler Sound: Moderate. Different Trend provides variety of product selections, premium quality products, superior value, and the best in customer...$34.26 - $72.87
- MagnaFlow®Stainless Steel Oval Bi-Direction Exhaust MufflerUniversal Stainless Steel Oval Bi-Direction Exhaust Muffler by MagnaFlow®. Muffler Sound: Moderate. The Wide Open design of the performance muffler improves the breathing of your engine and gives you increased power. It also gives you...$109.00 - $276.00
- MagnaFlow®Stainless Steel Round Chamber Bi-Direction Exhaust MufflerUniversal Stainless Steel Round Chamber Bi-Direction Exhaust Muffler by MagnaFlow®. Muffler Sound: Moderate. The Wide Open design of the performance muffler improves the breathing of your engine and gives you increased power. It also...$98.00 - $241.00
- iD Select®ECO II Universal Fit Catalytic ConverterUniversal ECO II Catalytic Converter by iD Select®. Converter Configuration: Universal Fit. Catalytic Converter Overall Length: 16". Swap out your worn-out or malfunctioning part with this top-notch exhaust product from iD Select....$144.22 - $146.77
- Cherry Bomb®M-80 Aluminized Steel Round Red Exhaust MufflerUniversal M-80 Aluminized Steel Round Red Exhaust Muffler by Cherry Bomb®. Muffler Body Length: 13". Muffler Overall Length: 19". Muffler Sound: Aggressive / Loud. Muffler Configuration: Center - Center. New M-80 is a real firecracker!...$28.43 - $32.18
Shop By Service Type
Popular Products
1981 BMW 3-Series Exhaust Reviews
5 reviews
I Would Definitely Buy Again
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
1981 BMW 3-Series Models
Popular Searches