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Your Vehicle 1983 Porsche 911 SC Convertible H6 3.0L

Aftermarket Replacement Parts - E46 M3

Your BMW deserves to perform at its best, as it was always intended to be the pinnacle of driving pleasure. By keeping it in perfect shape with routine maintenance, you're taking care of part of that need. With top aftermarket brands who share the same dedication to quality and love for BMW you have, the other part of that equation is covered. Find all the best aftermarket replacement parts from top brands here in our expansive catalog that caters directly to those who love and care for their BMW.


Keep Your Car On The Road For a Lifetime

Fits:
E46 M3

Exhaust VANOS Hub Replacement Kit
Includes upgraded VAC VANOS hub, hardware and gaskets for a complete install
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand: Assembled By ECS - Corporate Logo
ES#: 4020074
Mfg#: 11367832031KT

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Availability:
Ships in 4 Business Days
$990.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
VANOS Gasket
Used to seal the Vanos unit to the cylinder head
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Brand: Elring - Corporate Logo
ES#: 2702388
Mfg#: 11367831938

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Availability:
In Stock
$11.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
VANOS Gasket
Used to seal the Vanos unit to the cylinder head
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Brand: Victor Reinz - Corporate Logo
ES#: 2594064
Mfg#: 11367831938

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Availability:
In Stock at Vendor
$18.41 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Valve Cover Gasket Set
Includes all the necessary components for a valve cover removal
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Brand: Elring - Corporate Logo
ES#: 2586868
Mfg#: 11127832034KT

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Availability:
In Stock
$102.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Mass Air Flow Sensor (MAF)
Restore fuel economy and performance
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Brand: Bosch - Corporate Logo
ES#: 2576206
Mfg#: 0280218062

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Availability:
In Stock
$174.00 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
E46 Water Pump
Includes alignment dowel
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Brand: Saleri - Corporate Logo
ES#: 2537049
Mfg#: 11517838159

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Availability:
In Stock at Vendor
$247.93 USD
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This product is lifetime replacement eligible Lifetime Replacement
Water Pump
Stop your cooling problems before they start - German-made pump featuring a metal impeller
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Brand: Geba - Corporate Logo
ES#: 2568634
Mfg#: 11517838159

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Availability:
In Stock
$245.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Water Pump
Includes gasket and o-ring. Featuring a metal impeller.
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Brand: Rein - Corporate Logo
ES#: 3162682
Mfg#: 11517838118

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Availability:
Ships in 3 Business Days
$209.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Thermostat - 80°C
Restore your cooling performance with a brand new thermostat
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Brand: Wahler - Corporate Logo
ES#: 10939
Mfg#: 11531318274

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Availability:
In Stock at Vendor
$105.59 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Thermostat O-Ring
BMW does not include a o-ring with their new thermostats
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Brand: Wahler - Corporate Logo
ES#: 2594165
Mfg#: 11531318402

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Availability:
In Stock
$6.17 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Throttle Position Sensor - Priced Each - (NO LONGER AVAILABLE)
This is the sensor used on individual throttle bodies engines
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Brand: Hella - Corporate Logo
ES#: 2538788
Mfg#: 13637840383
No longer available
Throttle Position Sensor - Priced Each
This is the sensor used on individual throttle bodies engines. Made in Germany!
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Brand: Vemo Q+ - Corporate Logo
ES#: 2804258
Mfg#: 13637840383

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Availability:
Special Order: No Guaranteed ETA
$115.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Radiator Fan Clutch
Direct replacement
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Brand: Mahle-Behr - Corporate Logo
ES#: 205243
Mfg#: 11527831619

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Availability:
In Stock
$172.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
E46 M3 Radiator Hose - Lower
Lower radiator hose with plastic securing flange
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Brand: Rein - Corporate Logo
ES#: 2623005
Mfg#: 11537830715

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Availability:
In Stock
$23.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
E46 M3 Radiator Hose - Upper
Connects the radiator to the thermostat housing
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Brand: Rein - Corporate Logo
ES#: 2623004
Mfg#: 11537830716

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Availability:
In Stock
$22.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Rear Main Seal
This is the paper gasket located under the crank seal
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Brand: Victor Reinz - Corporate Logo
ES#: 2575646
Mfg#: 11141432240

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Availability:
In Stock
$4.07 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Negative Battery Cable T Bolt
Replace the T bolt for securing the battery cable without replacing the whole cable
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Brand: URO - Corporate Logo
ES#: 2738654
Mfg#: 61128373946T

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Availability:
In Stock
$9.77 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Hydraulic Alternator Belt Tensioner Roller
Replacement is recommend with every belt service
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Brand: Febi - Corporate Logo
ES#: 2873663
Mfg#: 11281748131

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Availability:
Ships on Sep 17, 2026
$31.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Idler Pulley
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Brand: Ina - Corporate Logo
ES#: 259465
Mfg#: 11287841228

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Availability:
In Stock
$18.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Idler Pulley
Runs on water pump and alternator belt, used on both mechanical and hydraulic tensioner systems
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Brand: URO - Corporate Logo
ES#: 2534805
Mfg#: 11281748130

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Availability:
Ships in 1 Business Day
$18.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Crankcase Vent Hose
Runs from oil separator to the intake manifold
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Brand: Hamburg Tech - Corporate Logo
ES#: 2813330
Mfg#: 11157831311

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Availability:
In Stock
Limited Qty Sale
$31.99

This product was last offered at the strikethrough price on
05-02-2026

$26.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Front Manifold Oxygen Sensor - Front Position/Pre-Cat
Located in the front position of the exhaust manifold for cylinders 1-3 on the S54 engine
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Brand: Bosch - Corporate Logo
ES#: 3031886
Mfg#: 11781743994

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Availability:
In Stock at Vendor
$193.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Front Manifold Oxygen Sensor - Rear Position/Post-Cat
Also BMW # 11781406621. Located in the rear position of the exhaust manifold for cylinders 1-3 on the S54 engine
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Brand: Bosch - Corporate Logo
ES#: 11025
Mfg#: 15138

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Availability:
In Stock
Limited Qty Sale
$145.27

This product was last offered at the strikethrough price on
05-21-2026

$130.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Rear Manifold Oxygen Sensor - Front Position/Pre-Cat
Also BMW # 11781405324. Located in the front position of the exhaust manifold for cylinders 4-6 on the S54 engine
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Brand: Bosch - Corporate Logo
ES#: 11024
Mfg#: 13952

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Availability:
In Stock
$117.99 USD
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This product is lifetime replacement eligible Lifetime Replacement
Rear Manifold Oxygen Sensor - Rear Position/Post-Cat
Also BMW # 11781406622. Located in the rear position of the exhaust manifold for cylinders 4-6 on the S54 engine
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Brand: Bosch - Corporate Logo
ES#: 11026
Mfg#: 13951

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Availability:
In Stock at Vendor
$186.98 USD
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This product is lifetime replacement eligible Lifetime Replacement
Fuel Filter
Chassis mounted inline fuel filter
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Brand: Mahle - Corporate Logo
ES#: 11065
Mfg#: 13327831089

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Availability:
In Stock
$81.47 USD
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on orders $49 and up
Fuel Filter
Inline chassis mounted fuel filter
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Brand: Mann - Corporate Logo
ES#: 263669
Mfg#: 13327831089

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Availability:
Ships in 8 Business Days
$45.99 USD
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on orders $49 and up
Fuel Injector O-ring - Priced Each
Fits between injector and fuel rail
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Brand: Bremmen Parts - Corporate Logo
ES#: 3612208
Mfg#: 13641437476

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Availability:
In Stock
Limited Qty Sale
$4.99

This product was last offered at the strikethrough price on
05-02-2026

$2.99 USD
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on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
Fuel Pressure Regulator
Getting too much or to little fuel? Replace the fuel regulator.
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Brand: Pierburg - Corporate Logo
ES#: 2570289
Mfg#: 13531404089

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Availability:
In Stock
$67.99 USD
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This product is lifetime replacement eligible Lifetime Replacement

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