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BMW 135i Performance Engine Parts

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Supertech Forged Connecting Rods - Sold Each

ES#4643347 - CR-BMN55-H144.35 - Supertech Forged Connecting Rods - Sold Each - Supertech forged 4340 alloy H-beam connecting rods with ARP2000 3/8" bolts - Supertech - BMW

Supertech forged 4340 alloy H-beam connecting rods with ARP2000 3/8" bolts

Brand:
Supertech - Corporate Logo
ES#:
4643347
Mfg#:
CR-BMN55-H144.35
In Stock
Limited Qty Sale
$198.99

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

$184.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

N54 "Bulletproof" Crank Kit

ES#4642990 - ECSN54BPKRKT - N54 "Bulletproof" Crank Kit - .or at least as "Bulletproof" as your N54 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt! - Assembled By ECS - BMW

...or at least as "Bulletproof" as your N54 will ever be! Includes a crank bolt capture kit, crank seal plate, oil filter housing gaskets, and all of the components required to perform this upgrade service. Featuring Kevlar reinforced belt! 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4642990
Mfg#:
ECSN54BPKRKT
Ships on Sep 1, 2026
Auto Notify
ON SALE!
$574.99

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

$547.10 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Partial Replacement

N54/N55 Charge Pipe Throttle Body C-Clip & O-Ring

ES#4428273 - 090746ECS09 - N54/N55 Charge Pipe Throttle Body C-Clip & O-Ring - The perfect replacement for missing or damaged charge pipe O-Ring and C-Clips - ECS - BMW

The perfect replacement for missing or damaged charge pipe O-Ring and C-Clips 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
4428273
Mfg#:
090746ECS09
Back Ordered
Auto Notify
ON SALE! SAVE 25%
$43.99

This product was last offered at the strikethrough price on
06-13-2026

$32.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

E82/E88 135 Cat-Back Exhaust w/ Black Chrome Tips & M-Sport Gloss Black Rear Diffuser

Lightweight cat-back featuring an exotic exhaust note AND an upgraded M-Sport Rear Diffuser. Transform the entire aesthetic and sound of your 1 series with this ECS upgrade package! Don't See A Bundle You Want - Give Us A Call Or Chat - We Will Make One!

Brand:
Enthusiast Bundles - Corporate Logo
ES#:
5394205
Mfg#:
019281LAEB1KT
In Stock
$1597.97 USD
This product is lifetime replacement eligible Lifetime Replacement

N54 Performance Radiator Kit - Manual Transmission

ES#4730418 - 17117558480EKT - N54 Performance Radiator Kit - Manual Transmission - Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. - Assembled By ECS - BMW

Features A CSF High Performance Radiator and must have upgraded silicone cooling lines needed for a confidence inspiring cooling enhancement. 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
4730418
Mfg#:
17117558480EKT
In Stock
ON SALE!
$1048.99

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

$1045.27 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turner 3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 2

ES#4715561 - 049478la03-04KT - Turner 3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 2 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Can be used on any 2.5" exhaust piping. Measure before ordering.

Brand:
Turner Motorsport - Corporate Logo
ES#:
4715561
Mfg#:
049478LA03-04KT
In Stock
ON SALE! SAVE 10%
$113.98

This product was last offered at the strikethrough price on
06-13-2026

$102.58 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.5" Universal Exhaust Tip w/ Brushed Finish - Priced Each

ES#4039313 - 026374TMS04-01 - 3.5" Universal Exhaust Tip w/ Brushed Finish - Priced Each - Stainless Steel exhaust tip featuring a 2.5" Inlet & a 3.5" Single Wall, Straight Cut Outlet - Turner Motorsport - BMW MINI

Stainless Steel exhaust tip featuring a 2.5" Inlet & a 3.5" Single Wall, Straight Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!
Not vehicle specific. You MUST measure prior to purchasing!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4039313
Mfg#:
026374TMS04-01
In Stock
ON SALE! SAVE 10%
$71.99

This product was last offered at the strikethrough price on
06-13-2026

$64.79 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Oil Cooler - 10 Row

ES#2764288 - MM0CU - Universal Oil Cooler - 10 Row - Upgrading cooling for your engine oil - Mishimoto - Audi BMW Volkswagen MINI

Upgrading cooling for your engine oil For custom applications only. Not a direct bolt on.

Brand:
Mishimoto - Corporate Logo
ES#:
2764288
Mfg#:
MM0CU
In Stock at Vendor
$410.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 4

ES#4715562 - 049478la03-04KT1 - 3.5" Brushed Aluminum Swivel Exhaust Tips - Set of 4 - Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet - Turner Motorsport - BMW MINI

Universal exhaust tips with a swivel adjustability to fine tune your exhaust. 2.5" Inlet & a 3.5" Double Wall, Angle Cut Outlet 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Turner Motorsport - Corporate Logo
ES#:
4715562
Mfg#:
049478LA03-04KT1
In Stock
ON SALE! SAVE 10%
$227.96

This product was last offered at the strikethrough price on
06-13-2026

$205.16 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
Scratch and Dent Item

Vargas Turbo Technologies - N54 F-RB+ Turbocharger Kit *Scratch And Dent*

ES#4940737 - VTT-N54-FRBKITSD - Vargas Turbo Technologies - N54 F-RB+ Turbocharger Kit *Scratch And Dent* - F-RB+Turbos from VTT - Capable of supporting up to 850WHP - Scratch & Dent - BMW

F-RB+Turbos from VTT - Capable of supporting up to 850WHP ALL SALES FINAL. ITEMS MAY BE DAMAGED OR MISSING COMPONENTS. PLEASE SEE IMAGES BEFORE PURCHASING. Want To Haggle? Give Us A Call Or Chat To Make An Offer On This Product!

Brand:
Scratch & Dent - Corporate Logo
ES#:
4940737
Mfg#:
VTT-N54-FRBKITSD
In Stock
ON SALE! SAVE 34%
$4304.99

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

$2862.00 USD

BMW Cobb Tuning AccessPORT Tuner V3

ES#2719257 - AP3-BMW-001 - BMW Cobb Tuning AccessPORT Tuner V3 - Flash your ECU and unleash the power your BMW was meant to have. - CobbTuning - BMW

Flash your ECU and unleash the power your BMW was meant to have.

Brand:
CobbTuning - Corporate Logo
ES#:
2719257
Mfg#:
AP3-BMW-001
In Stock
$715.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

N55 Pure Stage 2 Turbo Upgrade - PWG

ES#3660771 - PURE-N55-0001KT - N55 Pure Stage 2 Turbo Upgrade - PWG - Engineered to reach 500+whp and built with durability in mind. Includes refundable $300 core charge. - Pure Turbos - BMW

Engineered to reach 500+whp and built with durability in mind. Includes refundable $300 core charge. For vehicles with pneumatic waste gate (PWG)

Brand:
Pure Turbos - Corporate Logo
ES#:
3660771
Mfg#:
PURE-N55-0001KT
Ships on Aug 21, 2026
$2906.99

This product was last offered at the strikethrough price on
07-14-2026

$2800.00 USD
Free Shipping
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.

Let us help you find the parts that fit your BMW

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

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