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.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms Includes new pumpkin for a complete bolt-in replacement! Includes $500 refundable core charge. The provided core must be a 3.46 ratio to be accepted. For vehicles with manual transmission, or automatic transmission built prior to 08/2007
Located at the front mounting location of the differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms This is an M specification bushing and is an upgrade for your vehicle
Brand:
ES#:
1844489
Mfg#:
33312284019
In Stock
25% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$100.20
This product was last offered at the strikethrough price on 07-05-2026
Includes an MFactory Helical LSD, 2 Quarts of Redline 75w90 Diff, an ECS Magnetic plug, and Loctite 5970 gasket maker!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For Vehicles with automatic transmission (ring gear machining or new ring&pinion required for manual transmission or DCT fitment)
Single piece 6061 construction, optimized cooling, provisions for temp sensor and external cooler with removable air duct.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! For vehicles equipped with a manual transmission only.
Reduces drivetrain slop, improves power transfer, restores precise differential support.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For Non-M Models Only
Perfect service kit for your BMW, Includes the diff fluid and drain plug to get the job done.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Mineral based GL5 gear oil, for use on the street or the track
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
3097303
Mfg#:
20010
In Stock
18% off MSRP
MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.
$14.95
This product was last offered at the strikethrough price on 05-07-2026
An aggressive mount design for increased cornering feel, and improved suspension performance.
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Brand:
ES#:
3028139
Mfg#:
TDR9080BD2
In Stock
ON SALE!
SAVE 15%
$372.99
This product was last offered at the strikethrough price on 05-02-2026
M22X1.5 Used on the rear differential
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Brand:
ES#:
4213327
Mfg#:
33117525064
In Stock
ON SALE!
SAVE 24%
$11.99
This product was last offered at the strikethrough price on 05-20-2026
Put all your power to the ground!
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms For vehicles with DCT and a welded rear ring gear only
Differential fluid - SAE 75W-85 (GL-5)
affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes! We Price Match - Give Us A Call or Chat!
Stock or limited-slip, we stock bearings, repair parts, complete differential units, and approved differential fluids so you can keep sending power to the axles without noise, harshness, or vibration.
