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BMW Pistons & Parts

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MAHLE Forged Piston Kit 92.50mm - S65 - 4.0L

ES#4414288 - 197843642 - MAHLE Forged Piston Kit 92.50mm - S65 - 4.0L - Forged, 4032. Phosphate + Ferroprint (Al bores) + Hard Anodized top ring groove - Mahle Motorsports - BMW

Forged, 4032. Phosphate + Ferroprint (Al bores) + Hard Anodized top ring groove affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle Motorsports - Corporate Logo
ES#:
4414288
Mfg#:
197843642
Ships in 1 Business Day
$1429.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

MAHLE Forged Piston Kit 92.50mm - S65 - 4.0L

ES#4414284 - 197843342 - MAHLE Forged Piston Kit 92.50mm - S65 - 4.0L - Forged, 4032. Phosphate + Ferroprint (Al bores) + Hard Anodized top ring groove - Mahle Motorsports - BMW

Forged, 4032. Phosphate + Ferroprint (Al bores) + Hard Anodized top ring groove affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle Motorsports - Corporate Logo
ES#:
4414284
Mfg#:
197843342
Ships in 1 Business Day
$1429.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston Ring - Priced Per Piston

ES#21548 - 11257834014 - Piston Ring - Priced Per Piston - Standard bore - Genuine BMW - BMW

Standard bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Genuine BMW - Corporate Logo
ES#:
21548
Mfg#:
11257834014
Ships in 1 day
3% off MSRP

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

$244.99

This product was last offered at the strikethrough price on
06-04-2026

$237.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP Carrillo Forged Piston Set - M20B25

These are the same premium pistons we use in our winning race and high performance street engines around the world! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4743092
Mfg#:
CP-FPS-M20-B25
Ships in 2 Business Days
$1399.99 USD
Free Shipping
on orders $49 and up

CP Carrillo Forged Piston Set - M20B25

ES#4265606 - CP-FPS-M20-B25-8 - CP Carrillo Forged Piston Set - M20B25 - These are the same premium pistons we use in our winning race and high performance street engines around the world! - VAC Motorsports - BMW

These are the same premium pistons we use in our winning race and high performance street engines around the world! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4265606
Mfg#:
CP-FPS-M20-B25-8
Ships in 7 Business Days
$1399.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

CP Carrillo Forged Piston Set - M20B25

ES#4846375 - CP-FPS-M20-B25A - CP Carrillo Forged Piston Set - M20B25 - These are the same premium pistons we use in our winning race and high performance street engines around the world! - VAC Motorsports - BMW

These are the same premium pistons we use in our winning race and high performance street engines around the world! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
VAC Motorsports - Corporate Logo
ES#:
4846375
Mfg#:
CP-FPS-M20-B25A
Ships on Jun 22, 2026
$1399.99 USD
Free Shipping
on orders $49 and up

CP Forged Piston Set BMW M20 B27

ES#4759314 - CP-FPS-M20-B275 - CP Forged Piston Set BMW M20 B27 - 84.5mm Bore, 8.5:1 Compression Ratio - 5150 Autosport - BMW

84.5mm Bore, 8.5:1 Compression Ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759314
Mfg#:
CP-FPS-M20-B275
Ships in 3 Business Days
$1396.99 USD
Free Shipping
on orders $49 and up

Piston Rings - Set - Single Piston

ES#2802912 - 11251405783 - Piston Rings - Set - Single Piston - Replace your worn out piston rings with OE replacements - 86.415mm - Rein - BMW

Replace your worn out piston rings with OE replacements - 86.415mm 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#:
2802912
Mfg#:
11251405783
In Stock at Vendor
$43.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW N54: Standard Bore

ES#3523500 - JE338094 - JE Pistons BMW N54: Standard Bore - Set of 6 pistons - JE Piston - BMW

Set of 6 pistons affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
3523500
Mfg#:
JE338094
In Stock
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

CP Forged Piston Set BMW M20 B27 Std.

ES#4759090 - CP-FPS-M20-B27 - CP Forged Piston Set BMW M20 B27 Std. - 8.5:1 Compression Ratio, Standard 84mm Bore - 5150 Autosport - BMW

8.5:1 Compression Ratio, Standard 84mm Bore affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
5150 Autosport - Corporate Logo
ES#:
4759090
Mfg#:
CP-FPS-M20-B27
Back Ordered
$1349.99 USD
Free Shipping
on orders $49 and up

JE BMW Pistons N54+.5

ES#3523472 - je338095 - JE BMW Pistons N54+.5 - Set of 6 pistons - JE Piston - BMW

Set of 6 pistons affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
3523472
Mfg#:
JE338095
Back Ordered
Auto Notify
$1349.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Forged Piston Set - S50B30

ES#4176985 - 361346 - Forged Piston Set - S50B30 - Includes rings, wire locks, and 22mm wrist pins - 86.25mm bore, 9:1 CR - JE Piston - BMW

Includes rings, wire locks, and 22mm wrist pins - 86.25mm bore, 9:1 CR affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4176985
Mfg#:
361346
Back Ordered
$1349.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Piston Ring Set - Priced Each

ES#4147005 - 11251437077 - Piston Ring Set - Priced Each - Standard bore replacement piston rings - Mahle - BMW

Standard bore replacement piston rings affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Mahle - Corporate Logo
ES#:
4147005
Mfg#:
11251437077
In Stock
$37.99

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

$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW S52B32US JE Piston Kit

ES#4842587 - 297170 - BMW S52B32US JE Piston Kit - JE Pistons Forged Piston Set BMW S52B32US 9:1 Compression Ratio - JE Piston - BMW

JE Pistons Forged Piston Set – BMW S52B32US – 9:1 Compression Ratio affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4842587
Mfg#:
297170
In Stock at Vendor
$1324.99 USD
Free Shipping

JE Pistons Set Of 6 Pistons

ES#4044482 - 297119 - JE Pistons Set Of 6 Pistons - Piston Single, 2618, Dome, 3.425 Bore, 1.271 CD, 0.827, Pin Dia, - JE Piston - BMW

Piston Single, 2618, Dome, 3.425 Bore, 1.271 CD, 0.827, Pin Dia, affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JE Piston - Corporate Logo
ES#:
4044482
Mfg#:
297119
Back Ordered
$1324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons 11.5 Kit - Set Of 6 Pistons - BMW S50B30US

ES#4630670 - 297181 - JE Pistons 11.5 Kit - Set Of 6 Pistons - BMW S50B30US - JE, 86mm Bore, 11.50:1, Inverted Dome/Dish, 6 Cyl. Piston Kit - JE Piston - BMW

JE, 86mm Bore, 11.50:1, Inverted Dome/Dish, 6 Cyl. Piston Kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For 1994-1995 models with S55B30US engine

Brand:
JE Piston - Corporate Logo
ES#:
4630670
Mfg#:
297181
Back Ordered
$1324.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Pistons & Parts

Whether you're simply rebuilding your engine or going for big power, we have OEM and aftermarket performance pistons from the best brands in the business so your engine has the precise setup to meet your goals.

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