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    • Sale 10%
      Kies-Motorsports AST AST 00-04 Porsche Boxster 986 RWD 5100 Comp Coilovers w/ Springs & TopmountsKies-Motorsports AST AST 00-04 Porsche Boxster 986 RWD 5100 Comp Coilovers w/ Springs & Topmounts
      Vendor:AST

      AST 00-04 Porsche Boxster 986 RWD 5100 Comp Coilovers w/ Springs & Top Mounts

      Are you using your vehicle on the track? Or perhaps you’re after a combination of track performance and seeking the ideal road balance for daily driving. In that case, the 5100 CLUBRACING SUSPENSION is the perfect choice for you. This set of coilovers enables...
      $4,581.00 USD
      $5,090.00 USD
      $4,581.00 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 00-06 BMW M3 E46 RWD 5100 Comp Coilovers w/ Springs Topmounts & DroplinkKies-Motorsports AST AST 00-06 BMW M3 E46 RWD 5100 Comp Coilovers w/ Springs Topmounts & Droplink
      Vendor:AST

      AST 00-06 BMW M3 E46 RWD 5100 Comp Coilovers w/ Springs Top Mounts & Droplink

      Are you using your vehicle on the track? Or perhaps you’re after a combination of track performance and seeking the ideal road balance for daily driving. In that case, the 5100 CLUBRACING SUSPENSION is the perfect choice for you. This set of coilovers enables...
      $4,599.00 USD
      $5,110.00 USD
      $4,599.00 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 00-09/06 BMW M3 Lowering Springs - 30mm/20mmKies-Motorsports AST AST 00-09/06 BMW M3 Lowering Springs - 30mm/20mm
      Vendor:AST

      AST 00-09/06 BMW M3 Lowering Springs - 30mm/20mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $386.24 USD
      $429.15 USD
      $386.24 USD
      Unit price
      / per 
    • Vendor:AST

      AST 01-06 Mini Cooper (R50/R53) 5100 Series Coilover Kit w/ Front Top Mount (Non Inverted)

      AST 01-06 Mini Cooper (R50/R53) 5100 Series Coilover Kit w/ Front Top Mount (Non Inverted)
      $9,999.00 USD
      $9,999.00 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-03/1997 BMW 5 Lowering Springs - 35mm/35mmKies-Motorsports AST AST 01/1988-03/1997 BMW 5 Lowering Springs - 35mm/35mm
      Vendor:AST

      AST 01/1988-03/1997 BMW 5 Lowering Springs - 35mm/35mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $309.83 USD
      $344.25 USD
      $309.83 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-06/1994 BMW 7 Lowering Springs - 30mm/30mmKies-Motorsports AST AST 01/1988-06/1994 BMW 7 Lowering Springs - 30mm/30mm
      Vendor:AST

      AST 01/1988-06/1994 BMW 7 Lowering Springs - 30mm/30mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $355.95 USD
      $395.50 USD
      $355.95 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mmKies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm
      Vendor:AST

      AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $312.71 USD
      $347.45 USD
      $312.71 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mmKies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm
      Vendor:AST

      AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $315.59 USD
      $350.65 USD
      $315.59 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mmKies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm
      Vendor:AST

      AST 01/1988-12/1995 BMW 5 Lowering Springs - 40mm/40mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $315.59 USD
      $350.65 USD
      $315.59 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mmKies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mm
      Vendor:AST

      AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $312.71 USD
      $347.45 USD
      $312.71 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mmKies-Motorsports AST AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mm
      Vendor:AST

      AST 01/1988-12/1995 BMW 5 Lowering Springs - 50mm/35mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $315.59 USD
      $350.65 USD
      $315.59 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1988-12/1995 BMW M5 Lowering Springs - 35mm/35mmKies-Motorsports AST AST 01/1988-12/1995 BMW M5 Lowering Springs - 35mm/35mm
      Vendor:AST

      AST 01/1988-12/1995 BMW M5 Lowering Springs - 35mm/35mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $334.35 USD
      $371.50 USD
      $334.35 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1989-02/1993 Porsche 911 Lowering Springs - 30mm/30mmKies-Motorsports AST AST 01/1989-02/1993 Porsche 911 Lowering Springs - 30mm/30mm
      Vendor:AST

      AST 01/1989-02/1993 Porsche 911 Lowering Springs - 30mm/30mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $502.97 USD
      $558.85 USD
      $502.97 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 30mm/20mmKies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 30mm/20mm
      Vendor:AST

      AST 01/1996-1998 BMW 3/C/B Lowering Springs - 30mm/20mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $331.47 USD
      $368.30 USD
      $331.47 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 50mm/20mmKies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 50mm/20mm
      Vendor:AST

      AST 01/1996-1998 BMW 3/C/B Lowering Springs - 50mm/20mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $328.59 USD
      $365.10 USD
      $328.59 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 70mm/20mmKies-Motorsports AST AST 01/1996-1998 BMW 3/C/B Lowering Springs - 70mm/20mm
      Vendor:AST

      AST 01/1996-1998 BMW 3/C/B Lowering Springs - 70mm/20mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $315.59 USD
      $350.65 USD
      $315.59 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/1998-02 BMW Z3 Lowering Springs - 30mm/30mmKies-Motorsports AST AST 01/1998-02 BMW Z3 Lowering Springs - 30mm/30mm
      Vendor:AST

      AST 01/1998-02 BMW Z3 Lowering Springs - 30mm/30mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $293.99 USD
      $326.65 USD
      $293.99 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 01/2012-01/2019 BMW 3 Lowering Springs - 30mm/30mmKies-Motorsports AST AST 01/2012-01/2019 BMW 3 Lowering Springs - 30mm/30mm
      Vendor:AST

      AST 01/2012-01/2019 BMW 3 Lowering Springs - 30mm/30mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $262.31 USD
      $291.45 USD
      $262.31 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST Suspension Lowering Springs - 14-20 BMW M4 Competition CoupeKies-Motorsports AST AST Suspension Lowering Springs - 14-20 BMW M4 Competition Coupe
      Vendor:AST

      AST 01/2014-10/2020 BMW M4 Lowering Springs - 25mm/20mm

      The AST Lowering springs offer a solution to reduce your vehicle’s center of gravity while preserving the comfort you’re accustomed to from the original equipment manufacturer (OEM) springs. These springs serve as a direct replacement for your OEM springs and have been developed especially...
      $278.15 USD
      $309.05 USD
      $278.15 USD
      Unit price
      / per 
    • Sale 10%
      Kies-Motorsports AST AST 02-08 BMW Z4 Coupe/Convertible - E85/E86 5100 Comp Series Coilovers
      Vendor:AST

      AST 02-08 BMW Z4 Coupe/Convertible - E85/E86 5100 Comp Series Coilovers

      Are you using your vehicle on the track? Or perhaps you’re after a combination of track performance and seeking the ideal road balance for daily driving. In that case, the 5100 CLUBRACING SUSPENSION is the perfect choice for you. This set of coilovers enables...
      $4,599.00 USD
      $5,110.00 USD
      $4,599.00 USD
      Unit price
      / per 
    Showing 1 -20 of 601 total
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    BOOTMOD3 N20 N26 - BMW F Chassis 125i 220i 228i 320i 328i 420i 428i 520i 528i Tune

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    BOOTMOD3 N55 - BMW F Chassis M135I 235I M235I 335I 435I 335I 535I ActiveHybrid 640I X3 X4M40I X4 X5 X6 M2 Tune

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    $595.00 USD
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    BOOTMOD3 N20 N26 - BMW F Chassis 125i 220i 228i 320i 328i 420i 428i 520i 528i Tune

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    $595.00 USD
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    proTuning Freaks
    ProTuning Freaks Bootmod3 Flex Fuel Kit
    $599.00 USD
    $649.00 USD
    $599.00 USD
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    proTuning Freaks
    BOOTMOD3 N55 - BMW F Chassis M135I 235I M235I 335I 435I 335I 535I ActiveHybrid 640I X3 X4M40I X4 X5 X6 M2 Tune

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    OFF-ROAD USE POLICY & EMISSIONS COMPLIANCE NOTICE

    California Proposition 65 Warning:

    This product can expose you to chemicals such as lead and lead compounds, which are known to the State of California to cause cancer or birth defects or other reproductive harm. For more information, visit www.P65Warnings.ca.gov.

    For a complete list of chemicals known to cause harm, visit https://www.p65warnings.ca.gov/chemicals.

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    Under the federal Clean Air Act (42 U.S.C. §7522(a)(3)), it is illegal to manufacture, sell, install, or use any part that defeats or alters a motor vehicle’s emission control system for use on public roads. Unless a product has received an Executive Order (EO) from the California Air Resources Board (CARB), it is not legal for use or installation on any pollution-controlled vehicle driven on public highways.

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