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BMW E46 323i M52 2.5L Exhaust Parts & Accessories

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ES#240368 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - Bosch - BMW
ECS Tuning recommends this product.

2 required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
240368
Mfg#:
11781742050
In Stock
$96.10

This product was last offered at the strikethrough price on
05-29-2026

$90.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3184637 - 18307536426 - 65mm Exhaust Clamp - Priced Each - Used to seal exhaust components - HJS - BMW MINI
ECS Tuning recommends this product.

Used to seal exhaust components affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Connects the rear muffler to the exhaust pipe

Brand:
HJS - Corporate Logo
ES#:
3184637
Mfg#:
18307536426
In Stock
$42.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#26658 - 11721437202 - Exhaust Manifold Nut - Priced Each - Used to secure the exhaust manifold to the cylinder head - Genuine BMW - BMW

Used to secure the exhaust manifold to the cylinder head affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26658
Mfg#:
11721437202
In Stock
$1.96

This product was last offered at the strikethrough price on
03-04-2026

$1.56 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2588753 - N90369001 - Self-Locking Nut - Priced Each - Install new hardware with your new parts. M10x1.5 - Rein - Audi BMW Volkswagen

Install new hardware with your new parts. M10x1.5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Rein - Corporate Logo
ES#:
2588753
Mfg#:
N90369001
In Stock
$4.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2952051 - 11621732969 - Exhaust Manifold Gasket With Heat Shield - Priced Each - 2 required per vehicle - Elring - BMW

2 required per vehicle affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Elring - Corporate Logo
ES#:
2952051
Mfg#:
11621732969
In Stock
$42.99

This product was last offered at the strikethrough price on
03-26-2026

$29.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5395764 - 039116LA01 - E46 323/328 Valved Cat-Back Exhaust - Turn up the sound or keep it stealth. This lightweight E46 performance exhaust lets you control the tone instantly with its valved muffler and one-click controller. - Turner Motorsport - BMW

Turn up the sound or keep it stealth. This lightweight E46 performance exhaust lets you control the tone instantly with its valved muffler and one-click controller. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5395764
Mfg#:
039116LA01
In Stock
ON SALE!
Starting at $904.12 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#252546 - 11781433940 - Oxygen Sensor - Priced Each - 2 Required in each application - Bosch - BMW
ECS Tuning recommends this product.

2 Required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Bosch - Corporate Logo
ES#:
252546
Mfg#:
11781433940
In Stock
$147.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4870454 - 11781742050 - Oxygen Sensor - Priced Each - 2 required in each application - URO - BMW

2 required in each application affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
URO - Corporate Logo
ES#:
4870454
Mfg#:
11781742050
In Stock
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#26052 - 11621427586 - Downpipe Bolt - Priced Each - Measurements: M10x40 - Genuine BMW - BMW

Measurements: M10x40 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26052
Mfg#:
11621427586
In Stock
$23.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#2539193 - 18207503246 - E46 Rear Exhaust Hanger - Priced Each - Rubber mounting that holds the rear muffler. - Vaico - BMW

Rubber mounting that holds the rear muffler. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
We Price Match - Give Us A Call or Chat!

Brand:
Vaico - Corporate Logo
ES#:
2539193
Mfg#:
18207503246
In Stock at Vendor
$46.99

This product was last offered at the strikethrough price on
05-07-2026

$45.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#26817 - 11727553063 - Air Pump Control Valve (EGR) - Attached to the secondary air pump - Genuine BMW - BMW

Attached to the secondary air pump affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
26817
Mfg#:
11727553063
In Stock
3% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$194.99

This product was last offered at the strikethrough price on
06-11-2026

$188.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#40452 - 18301737774 - Hex Nut - Priced Each - Install new hardware with your new parts. M10 - Genuine BMW - BMW

Install new hardware with your new parts. M10 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
40452
Mfg#:
18301737774
In Stock
$2.99

This product was last offered at the strikethrough price on
03-04-2026

$1.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#1899401 - 16532 - Cat-Back Exhaust - 2.5" stainless steel with dual 3" polished stainless tips - Magnaflow - BMW

2.5" stainless steel with dual 3" polished stainless tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Magnaflow - Corporate Logo
ES#:
1899401
Mfg#:
16532
Ships in 1 Business Day
$1396.00 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#5395762 - 039116LA - E46 323/328 Valved Axle-Back Exhaust - Bold tone, lightweight design, ultimate E46 straight-six performance. - Turner Motorsport - BMW

Bold tone, lightweight design, ultimate E46 straight-six performance. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
5395762
Mfg#:
039116LA
In Stock
ON SALE!
Starting at $383.38 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#2895531 - 11781427884 - Oxygen Sensor - Priced Each - 990mm - Replace your faulty O2 sensor to eliminate CEL's and Fault Codes - Vemo - BMW

990mm - Replace your faulty O2 sensor to eliminate CEL's and Fault Codes affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
2895531
Mfg#:
11781427884
In Stock at Vendor
$209.99

This product was last offered at the strikethrough price on
05-07-2026

$203.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4146865 - 026732TMS06-02 - Turner Motorsport Double Wall Slash Cut Exhaust Tip - 2.5 Inlet 3.0 OD - Stepped Right - Brushed Stainless - Right - Brushed Stainless Slash Cut Exhaust Tip - 2.5 Inlet - 3.0 OD - Turner Motorsport - BMW MINI

Right - Brushed Stainless Slash Cut Exhaust Tip - 2.5 Inlet - 3.0 OD affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4146865
Mfg#:
026732TMS06-02
In Stock
ON SALE! SAVE 26%
$125.99

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

$92.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Exhaust Parts & Accessories

From stock exhaust system repairs to polished stainless steel performance exhaust, we have exhaust pipes, mufflers, resonators, and catalytic converters from the most respected suppliers in the business. Go loud, stay soft, look good with exhaust parts and systems from ECS Tuning.

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Manufacturer names and/or part numbers are used only for identification purposes.

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