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BMW E30 M3 S14 2.3L Performance Engine Parts

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Turner Motorsport Double Wall Slash Cut Exhaust Tips - 2.75 Inlet - 3.5 OD - Stepped Left And Stepped Right- Titanium Black Chrome

Your BMW's factory exhaust tips are fine for getting groceries, but if you've upgraded your valence or just want a rear-end aesthetic that matches your car's performance pedigree, "fine" doesn't cut it. It's time for an attitude adjustment. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
5481264
Mfg#:
026732TMS03KTKT
Ships on Oct 29, 2026
Auto Notify
$279.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW S14 4 Cyl. 308-Degree - Camshaft

ES#3246286 - 0227D1080-01 - BMW S14 4 Cyl. 308-Degree - Camshaft - Aggressive Street and Track Camshaft Setup - Schrick - BMW

Aggressive Street and Track Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246286
Mfg#:
0227D1080-01
Special Order: No Guaranteed ETA
$1619.99 USD
Free Shipping
on orders $49 and up

BMW S14 4 Cyl. 276-Degree - Camshaft

ES#3246288 - 0227D1760-01 - BMW S14 4 Cyl. 276-Degree - Camshaft - Mild Street Camshaft Setup - Schrick - BMW

Mild Street Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246288
Mfg#:
0227D1760-01
Special Order: No Guaranteed ETA
$1403.99 USD
Free Shipping
on orders $49 and up

BMW S14 4 Cyl. 320-Degree - Camshaft

ES#3246287 - 0227D1200-02 - BMW S14 4 Cyl. 320-Degree - Camshaft - Aggressive Track Camshaft Setup - Schrick - BMW

Aggressive Track Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246287
Mfg#:
0227D1200-02
Special Order: No Guaranteed ETA
$1619.99 USD
Free Shipping
on orders $49 and up

BMW S14 4 Cyl. 292-Degree - Camshaft

ES#3246290 - 0227D1920-05 - BMW S14 4 Cyl. 292-Degree - Camshaft - Street and Track Camshaft Setup - Schrick - BMW

Street and Track Camshaft Setup

Brand:
Schrick - Corporate Logo
ES#:
3246290
Mfg#:
0227D1920-05
Special Order: No Guaranteed ETA
$1403.99 USD
Free Shipping
on orders $49 and up

Oil Temperature Sensor And Gauge Kit - Green/White

ES#3173689 - oiltempgaugeKT - Oil Temperature Sensor And Gauge Kit - Green/White - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173689
Mfg#:
OILTEMPGAUGEKT
Ships on Jan 18, 2027
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Oil Temperature Sensor And Gauge Kit - Blue/Red

ES#3173690 - oiltempgaugeBRKT - Oil Temperature Sensor And Gauge Kit - Blue/Red - The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! - Assembled By ECS - BMW

The perfect combination for your oil temperature needs, a Turner oil sensor flange with a Prosport gauge! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
3173690
Mfg#:
OILTEMPGAUGEBRKT
Ships on Jan 18, 2027
ON SALE!
$196.99

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

$193.26 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

WPC-Treated Performance Rod Bearing Service Kit

ES#4871861 - 11241310515KT - WPC-Treated Performance Rod Bearing Service Kit - Featuring Turner Motorsport WPC-Treated "Race Series" rod bearings for added wear resistance and longevity! - Assembled By ECS - BMW

Featuring Turner Motorsport WPC-Treated "Race Series" rod bearings for added wear resistance and longevity! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
Assembled By ECS - Corporate Logo
ES#:
4871861
Mfg#:
11241310515KT
Ships on Mar 1, 2027
ON SALE! SAVE 15%
$769.99

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

$655.63 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

JE Pistons BMW S14B32 13:1 KIT Set Of 4 Pistons

ES#4842711 - 312386 - JE Pistons BMW S14B32 13:1 KIT Set Of 4 Pistons - BMW S14B32 engine E30 M3 models and motorsport variants - JE Piston - BMW

BMW S14B32 engine E30 M3 models and motorsport variants

Brand:
JE Piston - Corporate Logo
ES#:
4842711
Mfg#:
312386
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B23 8.5:1 Set Of 4 Pistons

ES#4842715 - 321360 - JE Pistons BMW S14B23 8.5:1 Set Of 4 Pistons - Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge. - JE Piston - BMW

Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge.

Brand:
JE Piston - Corporate Logo
ES#:
4842715
Mfg#:
321360
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B23 8.5:1

ES#4842714 - 321359 - JE Pistons BMW S14B23 8.5:1 - Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge. - JE Piston - BMW

Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge.

Brand:
JE Piston - Corporate Logo
ES#:
4842714
Mfg#:
321359
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B23 8.5:1

ES#4842712 - 321358 - JE Pistons BMW S14B23 8.5:1 - Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge. - JE Piston - BMW

Upgrade your S14B23 engine with the JE Pistons 8.5:1 Piston Kit, built for ultimate reliability and performance in high-boost environments. Whether you're building for the track or the street, JE Pistons give you the edge.

Brand:
JE Piston - Corporate Logo
ES#:
4842712
Mfg#:
321358
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B23 13.0:1

ES#4842716 - 321362 - JE Pistons BMW S14B23 13.0:1 - Take your BMWs performance to the next level with the JE Pistons BMW S14B23 13.0:1 Compression Kit, built for those who demand the highest level of precision and reliability from their engine components. Perfect for track use or spirited street driving - JE Piston - BMW

Take your BMW’s performance to the next level with the JE Pistons BMW S14B23 13.0:1 Compression Kit, built for those who demand the highest level of precision and reliability from their engine components. Perfect for track use or spirited street driving

Brand:
JE Piston - Corporate Logo
ES#:
4842716
Mfg#:
321362
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B23 3.7086in Bore 13:1

ES#4842720 - 321364 - JE Pistons BMW S14B23 3.7086in Bore 13:1 - Upgrade your BMW S14B23 with the JE Pistons 13:1 Piston Kit, engineered to provide the power and precision needed to dominate on the track or street. - JE Piston - BMW

Upgrade your BMW S14B23 with the JE Pistons 13:1 Piston Kit, engineered to provide the power and precision needed to dominate on the track or street.

Brand:
JE Piston - Corporate Logo
ES#:
4842720
Mfg#:
321364
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

JE Pistons BMW S14B2 13:0

ES#4842717 - 321363 - JE Pistons BMW S14B2 13:0 - Built to withstand the rigors of motorsport and aggressive driving, the JE Pistons BMW S14B20 13.0:1 Piston Kit is the ultimate upgrade for drivers seeking enhanced power and performance in their naturally aspirated engines. - JE Piston - BMW

Built to withstand the rigors of motorsport and aggressive driving, the JE Pistons BMW S14B20 13.0:1 Piston Kit is the ultimate upgrade for drivers seeking enhanced power and performance in their naturally aspirated engines.

Brand:
JE Piston - Corporate Logo
ES#:
4842717
Mfg#:
321363
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BMW S14B23 13.1 JE Piston Kit

ES#4842710 - 312385 - BMW S14B23 13.1 JE Piston Kit - BMW S14B32 engine (E30 M3 models and motorsport variants) - JE Piston - BMW

BMW S14B32 engine (E30 M3 models and motorsport variants)

Brand:
JE Piston - Corporate Logo
ES#:
4842710
Mfg#:
312385
Back Ordered
$899.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Engine Parts

Our name says it all. That's why ECS Tuning is dedicated to providing our customers with the broadest possible assortment of engine tuning options at a range of prices and options to fit any budget. Start small and grow your car into something special with performance engine upgrades from a company that has tuning in its name and its blood.

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

Terms of Use Privacy Policy ECS Tuning is part of Enthusiast Auto Holdings