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Your Vehicle 2020 MINI Cooper S 3 Door B46C

2020 MINI Cooper S 3 Door B46C Performance Engine Parts

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ES#5457075 - D440-0012 - DINANTRONICS Sport Performance Tuner *Scratch And Dent* - Easy to install, easy to use boost controller - up to 30HP, 40lb/ft gain! - Scratch & Dent - BMW MINI

Easy to install, easy to use boost controller - up to 30HP, 40lb/ft gain! 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5457075
Mfg#:
D440-0012
In Stock
Limited Qty Sale
$275.99

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

$251.99 USD
Free Shipping
on orders $49 and up
ES#5425701 - SN0-20010 - Stage 2 Boost Cooler Forced Induction Progressive Engine Mount Water-Methanol Injection Kit - (NO LONGER AVAILABLE) *Scratch And Dent* - Red High Temp Nylon Tubing, Quick-Connect Fittings - Scratch & Dent - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Red High Temp Nylon Tubing, Quick-Connect Fittings 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! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Scratch & Dent - Corporate Logo
ES#:
5425701
Mfg#:
SN0-20010
In Stock
ON SALE!
$520.99

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

$484.99 USD
Free Shipping
on orders $49 and up

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. 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#:
5481264
Mfg#:
026732TMS03KTKT
In Stock
$279.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4899680 - 49-36354-B - MACH Force-Xp Stainless Steel Cat-Back Exhaust - Black Tips  - Non resonated and no rear muffler version, this makes for a louder exhaust then normal - AFE - MINI

Non resonated and no rear muffler version, this makes for a louder exhaust then normal affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
AFE - Corporate Logo
ES#:
4899680
Mfg#:
49-36354-B
Ships in 1 Business Day
20% off MSRP

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

$937.99

This product was last offered at the strikethrough price on
06-20-2026

$750.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4714702 - 1.25G-UMT-CL - 1.25 Gallon Heavy-Duty Universal Methanol Tank - Clear/White - Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk. - Burger Motorsports - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Heavy-duty yet compact tank that is compact and flexible allowing for a wide range of mounting on any flat vertical surface in the trunk. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Burger Motorsports - Corporate Logo
ES#:
4714702
Mfg#:
1.25G-UMT-CL
Ships on Jul 8, 2026
$69.00 USD
Free Shipping
on orders $49 and up
ES#5470103 - 8371 - CSF Universal Large Single-Pass Cooler - Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. - CSF - Audi BMW Volkswagen Mercedes Benz MINI

Universal cooler used for: engine oil, transmission oil, power-steering, differential oil, and as a water/coolant heat exchanger. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!
Universal fitment design - modifications may be necessary to run this cooler

Brand:
CSF - Corporate Logo
ES#:
5470103
Mfg#:
8371
Ships in 3 Business Days
$499.00 USD
Free Shipping

High performance 200 Cell catalytic affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Evolution Racewerks - Corporate Logo
ES#:
4659395
Mfg#:
MI-EXH001PCAT
Ships in 8 Business Days
$945.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4772465 - s45-b48/6edc-rKT - Refurbished Extreme Super 45 S F56 Turbocharger - Includes a $250.00 core charge. The JMTCs S45 F56 turbocharger was designed with the street and track enthusiast in mind. - JM Turbo Coopers - MINI

Includes a $250.00 core charge. The JMTCs S45 F56 turbocharger was designed with the street and track enthusiast in mind. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
JM Turbo Coopers - Corporate Logo
ES#:
4772465
Mfg#:
S45-B48/6EDC-RKT
Ships in 10 Business Days
$1460.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement
ES#2872979 - SSXM412 - Cat-Back Exhaust System - Resonated Twin GT90 - 2.75" stainless steel with Twin Round Cerakote Black Tips - Milltek Sport - MINI

2.75" stainless steel with Twin Round Cerakote Black Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
2872979
Mfg#:
SSXM412
Ships in 3 Business Days
$1877.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3477808 - SSXM425 - Cat-Back Exhaust System - Resonated Dual GT90 - 2.75" stainless steel with Dual GT90 Titanium Tips - Milltek Sport - MINI

2.75" stainless steel with Dual GT90 Titanium Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Milltek Sport - Corporate Logo
ES#:
3477808
Mfg#:
SSXM425
Ships in 3 Business Days
$2076.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#5434623 - B48s4srod - Forged Connecting Rods - SET Of Four  - High-strength forged connecting rods engineered for serious B48 performance builds - Sneed4Speed - MINI

High-strength forged connecting rods engineered for serious B48 performance builds affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Sneed4Speed - Corporate Logo
ES#:
5434623
Mfg#:
B48S4SROD
Ships in 1 Business Day
$599.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3146992 - 831821KT - Turbo-Back Race Exhaust System - Non Resonated  - Performance exhaust with stainless steal construction : 100mm Dual Slash Cut Chrome Tips - Supersprint - MINI

Performance exhaust with stainless steal construction : 100mm Dual Slash Cut Chrome Tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3146992
Mfg#:
831821KT
Ships on Sep 23, 2026
$5248.99 USD
ES#3056976 - 831132 - Supersprint Front pipe Metallic Sport Cat - A more free flowing option - Supersprint - MINI

A more free flowing option affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3056976
Mfg#:
831132
Ships on Sep 23, 2026
$1942.99 USD
Free Shipping

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.

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