Allows for traction at all times by providing the most power to the wheel with more grip. Unlike plate differentials (1,1.5,2-way) helical LSDs can supply different spin rates to each axle, like when cornering.
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:
ES#:
5470978
Mfg#:
MF-TRS-05E46A
In Stock
Limited Qty Sale
$999.99
This product was last offered at the strikethrough price on 06-24-2026
The ultimate BMW ignition coil upgrade! Designed to work with the Black Market Parts intake manifold.
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:
ES#:
5375574
Mfg#:
60101491
In Stock
ON SALE!
SAVE 30%
$479.99
This product was last offered at the strikethrough price on 05-02-2026
The ultimate BMW ignition coil upgrade! Designed to work with the Black Market Parts intake manifold.
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:
ES#:
5339595
Mfg#:
601-0149-1
In Stock
ON SALE!
SAVE 30%
$479.99
This product was last offered at the strikethrough price on 05-02-2026
Worn and slipping clutches throw away horsepower and detract from your driving experience
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:
ES#:
5395788
Mfg#:
21207603248SD
In Stock
ON SALE!
$479.99
This product was last offered at the strikethrough price on 05-02-2026
Keep your automatic transmission temperatures under control
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:
ES#:
5446206
Mfg#:
BMS-335-TC-WTH
In Stock
ON SALE!
$573.00
This product was last offered at the strikethrough price on 05-02-2026
The most cost effective handling upgrade you'll ever find - Features numerous design upgrades over the OEM front control arms!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Will add about .75 degrees of negative camber to the front for improved handling and tire wear
Upgrade your worn rear suspension linkages
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
4365317
Mfg#:
E9XPERFSUSRKT
In Stock
ON SALE!
$1968.99
This product was last offered at the strikethrough price on 06-13-2026
Dial in a more aggressive fitment and provide clearance for other components such as brakes and suspension
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Recommend 12x1.5x39mm conical bolts
Brand:
ES#:
5396077
Mfg#:
610-502002-B
Ships in 2 Business Days
ON SALE!
$108.99
This product was last offered at the strikethrough price on 01-28-2026
Dial in a more aggressive fitment and provide clearance for other components such as brakes and suspension
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Recommend 12x1.5x39mm conical bolts
Brand:
ES#:
5396079
Mfg#:
610-502004-B
In Stock at Vendor
ON SALE!
SAVE 12%
$117.99
This product was last offered at the strikethrough price on 01-28-2026
Dial in a more aggressive fitment and provide clearance for other components such as brakes and suspension
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Recommend 12x1.5x39mm conical bolts
Brand:
ES#:
5396078
Mfg#:
610-502003-B
Ships in 2 Business Days
ON SALE!
$117.99
This product was last offered at the strikethrough price on 01-28-2026
Forged wheels provide a weight reduction while having a stronger wheel for shaving down those lap times! 17x9 Et30
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Apex's iconic 5-Spoke style in a flow formed design for increased strength at an unbeatable price! 19x9" ET30 & 19x9.5" ET22 - 5x120mm / 72.56mm
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.