
Popular Products
Braking

Includes $200 in KMD Tuning Gift Card
StopTech Big Brake Kits improve aesthetics and exceed stock brake performance in three areas. First, larger rotors incr...
$3,695.00
$3,325.50

Includes $250 in KMD Tuning Gift Card
StopTech Big Brake Kits improve aesthetics and exceed stock brake performance in three areas. First, larger rotors incr...
$4,550.00
$4,095.00

The StopTech Sport Kit is an excellent choice for the enthusiast whose rotors are nearing the end of their service life. StopTech's Sport Kit includes direc...
$888.95
$815.04
Drivetrain
Optimized SMG transmission software. Increases shift firmness in S4/5/6 and increases launch control RPM to 4100RPM on US spec M5/M6's.
When you order th...
$495.00

Heavy duty version of the stock OE clutch. The Pressure Plate has an increase clamp load for extended life. The disc is dual dampened for smooth engagement and ...
$2,072.84
$2,010.65

Stage 2 Daily Clutch Kits:
Engineered for HP modifications. This Heavy Duty Pressure Plate has an increased clamp load with little or no increase in pedal pr...
$2,182.84
$2,117.35
Engine
ESS Normal Aspiration optimized ECU software is a result of 100's of dyno runs and exact calibration of all parameters to allow maximum performance gains wi...
$795.00
ESS Normal Aspiration optimized ECU software is a result of 100's of dyno runs and exact calibration of all parameters to allow maximum performance gains wi...
$695.00
Our specially designed and engineered S85 underdrive pulley kit is a great addition to the M5/M6. This is done by improving power through reducing parasit...
$295.00
Exhaust

This is a Performance stainless steel axleback exhaust system with single left right mufflers with single exits from Remus designed especially for the BMW E63 C...
$1,031.00
Interior

P3 Boost gauge
Hard-wires in to power and ground and requires analog tubing to be run and connected to intake / charge pipe (does not plug into OBD2 ...
$259.00

Includes $25 Gift Card
P3 Multi-Gauge
Plug and Play install - just plug into your obd2 port and install into dash!
Reads and clears OBD2 Codes
...
$389.00
Suspension

KW Street Comfort: Individual sport suspension with Maximum comfort
Height adjustable Street Comfort allows a lowering of 10-40mm depending on the vehicle. T...
$2,249.00

The KW V3 coilovers offer a track worthy package for the street with its dual dampening technology. The separate and independently adjustable reb...
$2,899.00

This KW V1 is the ideal system for customers wishing to rely on the experience of KW’s engineers to set the damper setting, yet determine their own degree...
$1,589.00