Enter Vehicle Year Make Model

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

2018 Audi S4 Parts

What year is your
Free Same Day Shipping

2018 Audi S4

Filter Results
  • Notify When Available

    VIDEO

    Socket

    Socket

    3 reviews
    Brand: TRQ
    - TLK01008

    • Socket Depth: Deep Wall
    • Socket Size: 30mm
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $33.95
    Save 21%
    List $42.95 Save $9.00

    Socket

    VIDEO

    Socket
    3 reviews
    Brand: TRQ - TLK01008
    • Socket Depth: Deep Wall
    • Socket Size: 30mm
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $33.95
    Save 21%
    List $42.95 Save $9.00
  • Notify When Available

    VIDEO

    Steering Rack & Pinion Bellow

    Replaces 2018 Audi S4 Front Driver & Passenger Side 2 Piece Steering Rack & Pinion Bellows Set EMPI 1ASFK09789

    1 reviews
    Brand: EMPI
    - 1ASFK09789

    • Quantity: 2 Piece
    • Kit Includes: (1) Front Passenger Side Steering Rack & Pinion Bellow
    • Kit Includes: (1) Front Driver Side Steering Rack & Pinion Bellow
    $41.95
    Save 14%
    List $48.95 Save $7.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces 2018 Audi S4 Front Driver & Passenger Side 2 Piece Steering Rack & Pinion Bellows Set EMPI 1ASFK09789

    VIDEO

    Steering Rack & Pinion Bellow
    1 reviews
    Brand: EMPI - 1ASFK09789
    • Quantity: 2 Piece
    • Kit Includes: (1) Front Passenger Side Steering Rack & Pinion Bellow
    • Kit Includes: (1) Front Driver Side Steering Rack & Pinion Bellow
    $41.95
    Save 14%
    List $48.95 Save $7.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

  • Notify When Available

    VIDEO

    Brake Fluid

    Brake Fluid 12 Piece Set 12oz

    1 reviews
    Brand: TRQ
    - BFL01025

    • Quantity: 12 Piece Set
    $56.95
    Save 34%
    List $85.95 Save $29.00

    Brake Fluid 12 Piece Set 12oz

    VIDEO

    Brake Fluid
    1 reviews
    Brand: TRQ - BFL01025
    • Quantity: 12 Piece Set
    $56.95
    Save 34%
    List $85.95 Save $29.00
  • Notify When Available

    VIDEO

    32MM 12PT 1/2 Drive Deep Well Impact Socket

    Socket

    2 reviews
    Brand: TRQ
    - TLK01009

    • Socket Depth: Deep Wall
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Size: 32mm
    • Socket Type: Impact
    $29.95
    Save 27%
    List $40.95 Save $11.00

    Socket

    VIDEO

    32MM 12PT 1/2 Drive Deep Well Impact Socket
    2 reviews
    Brand: TRQ - TLK01009
    • Socket Depth: Deep Wall
    • Contact Point Design: 12 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Size: 32mm
    • Socket Type: Impact
    $29.95
    Save 27%
    List $40.95 Save $11.00
  • Notify When Available
    Control Arm

    Replaces 2018 Audi S4 Rear Driver Side Forward Lower Control Arm RTS 95-09168-2

    Brand: RTS
    - 95-09168-2
    $59.95
    Save 27%
    List $81.95 Save $22.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces 2018 Audi S4 Rear Driver Side Forward Lower Control Arm RTS 95-09168-2

    Control Arm
    Brand: RTS - 95-09168-2
    $59.95
    Save 27%
    List $81.95 Save $22.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

  • Notify When Available

    VIDEO

    Socket

    Socket

    2 reviews
    Brand: TRQ
    - TLK01013

    • Socket Size: 35mm
    • Socket Depth: Deep Wall
    • Contact Point Design: 6 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $34.95
    Save 17%
    List $41.95 Save $7.00

    Socket

    VIDEO

    Socket
    2 reviews
    Brand: TRQ - TLK01013
    • Socket Size: 35mm
    • Socket Depth: Deep Wall
    • Contact Point Design: 6 Point
    • Socket Drive: 1/2 in. Drive
    • Unit of Measure: Metric
    • Socket Type: Impact
    $34.95
    Save 17%
    List $41.95 Save $7.00
  • Notify When Available
    Kit image

    Replaces 2018 Audi S4 Rear Ceramic Brake Pad & Rotor Kit TRQ BKA14598

    Brand: TRQ
    - BKA14598

    • Brake Pad Friction Material: Ceramic
    • Kit Includes: (2) Rear Brake Rotors
    • Kit Includes: (1) Rear Ceramic Brake Pad Set

    Out of Stock

    $ 134.95

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces 2018 Audi S4 Rear Ceramic Brake Pad & Rotor Kit TRQ BKA14598

    Kit image
    Brand: TRQ - BKA14598
    • Brake Pad Friction Material: Ceramic
    • Kit Includes: (2) Rear Brake Rotors
    • Kit Includes: (1) Rear Ceramic Brake Pad Set

    Out of Stock

    $ 134.95

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

  • Notify When Available
    Brake Pads

    Replaces 2018 Audi S4 Rear Ceramic Brake Pads TRQ BFA15077

    Brand: TRQ
    - BFA15077

    • Includes: Contact Point Grease
    • Includes: Hardware
    • Brake Pad Friction Material: Ceramic

    Out of Stock

    $ 51.95

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces 2018 Audi S4 Rear Ceramic Brake Pads TRQ BFA15077

    Brake Pads
    Brand: TRQ - BFA15077
    • Includes: Contact Point Grease
    • Includes: Hardware
    • Brake Pad Friction Material: Ceramic

    Out of Stock

    $ 51.95

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

  • Notify When Available

    VIDEO

    Steering Rack & Pinion Bellow

    Replaces Front Steering Rack & Pinion Bellow EMPI 88-1636-K

    Brand: EMPI
    - 88-1636-K
    $26.45
    Save 28%
    List $36.95 Save $10.50

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces Front Steering Rack & Pinion Bellow EMPI 88-1636-K

    VIDEO

    Steering Rack & Pinion Bellow
    Brand: EMPI - 88-1636-K
    $26.45
    Save 28%
    List $36.95 Save $10.50

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

  • Notify When Available

    VIDEO

    Trico Ice Wiper Blade Pair

    Replaces 2018 Audi S4 Front 2 Piece 24in & 20in Wiper Blade Set TRICO ICE TPWWS00480

    Brand: TRICO ICE
    - TPWWS00480

    • Includes: (1) 24 in. Trico Ice Beam Wiper Blade
    • Includes: (1) 20 in. Trico Ice Beam Wiper Blade
    • Quantity: 2 Piece
    • Wiper Blade Length: 24in & 20in
    $62.95
    Save 14%
    List $72.95 Save $10.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

    Replaces 2018 Audi S4 Front 2 Piece 24in & 20in Wiper Blade Set TRICO ICE TPWWS00480

    VIDEO

    Trico Ice Wiper Blade Pair
    Brand: TRICO ICE - TPWWS00480
    • Includes: (1) 24 in. Trico Ice Beam Wiper Blade
    • Includes: (1) 20 in. Trico Ice Beam Wiper Blade
    • Quantity: 2 Piece
    • Wiper Blade Length: 24in & 20in
    $62.95
    Save 14%
    List $72.95 Save $10.00

    Guaranteed to Fit 2018 Audi S4

    Guaranteed to Fit 2018 Audi S4

1

...

8 9 10 11 12

...

18
Close



Audi is a registered trademark of Audi AG. 1A Auto is not affiliated with or sponsored by Audi or Audi AG. See all trademarks.
Same Day Shipping

Need your part faster? Choose expedited shipping at checkout.

Guaranteed To Fit

Highest quality, direct fit replacement auto parts enforced to the strictest product standards.

USA Customer Support

Exceeding customers' expectations, our team of passionate auto enthusiasts are here to help.

Instructional Video Library

Thousands of how-to auto repair videos to guide you step-by-step through your repair.

Go To Top
Specify your vehicle

Specify your vehicle's year, make and model to guarantee fit.

Year
Make
Model
Options
Drivetrain

If your vehicle isn't listed, close the window to return to search.