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Audi S4 Interior Performance Parts & Upgrades

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Quick Release Hub - Gen 2.1

Provides added grip when wearing gloves - Chrome Gold grip

Brand:
NRG - Corporate Logo
ES#:
3663644
Mfg#:
SRK210CG
Back Ordered
Starting at $184.00 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

P3 Ethanol Content Voltage Adapter (P3ESVA)

ES#4362354 - UH018-AC0 - P3 Ethanol Content Voltage Adapter (P3ESVA) - Allows 0-5 Volt Linear Output Gauges To Read Output From GM/Continental Ethanol Sensor - Unitronic - Audi Volkswagen

Allows 0-5 Volt Linear Output Gauges To Read Output From GM/Continental Ethanol Sensor

Brand:
Unitronic - Corporate Logo
ES#:
4362354
Mfg#:
UH018-AC0
Ships in 9 Business Days
$89.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Billet Roll Cage Mounted Accessory Bracket - 2 Inch

ES#4007130 - FE23.76-2IN - Billet Roll Cage Mounted Accessory Bracket - 2 Inch - Mount your accessories securely to your cage or a roll bar - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Mount your accessories securely to your cage or a roll bar

Brand:
Rennline - Corporate Logo
ES#:
4007130
Mfg#:
FE23.76-2IN
Ships in 6 Business Days
$85.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Element Extinguisher Roll Cage Mount Package - 1.75 Inch

ES#4007086 - FE23.25.26-1.75I - Element Extinguisher Roll Cage Mount Package - 1.75 Inch - Everything you need to mount an E50 Element Fire Extinguisher to your roll bar, including the extinguisher itself! - Rennline - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Everything you need to mount an E50 Element Fire Extinguisher to your roll bar, including the extinguisher itself!

Brand:
Rennline - Corporate Logo
ES#:
4007086
Mfg#:
FE23.25.26-1.75I
Ships in 7 Business Days
$160.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Column Mounted Boost Gauge & Pod Kit

ES#3047926 - 216EVOWGBO.PSIkt - Column Mounted Boost Gauge & Pod Kit - Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Green boost gauge - Assembled By ECS - Audi

Complete kit to install a steering wheel column pod boost gauge featuring Prosport EVO digital Green boost gauge 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Assembled By ECS - Corporate Logo
ES#:
3047926
Mfg#:
216EVOWGBO.PSIKT
In Stock
$149.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

LED Overhead Lighting Kit

ES#2215338 - RS4OVERHEAD - LED Overhead Lighting Kit - Transform your dome lamp lighting with these new LED bulbs from Ziza - ZiZa - Audi

Transform your dome lamp lighting with these new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!
Sedan & Avant models only

Brand:
ZiZa - Corporate Logo
ES#:
2215338
Mfg#:
RS4OVERHEAD
In Stock
ON SALE! SAVE 10%
$54.99

This product was last offered at the strikethrough price on
05-02-2026

$49.49 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Rennline 3-Piece Pedal Set - Manual Transmission - Black

Black anodized aircraft aluminum gas, brake, and clutch pedal set with rubber grips and stainless steel hardware

Brand:
Rennline - Corporate Logo
ES#:
2840404
Mfg#:
P7460BLACK
Ships in 6 Business Days
$140.00 USD
Free Shipping
on orders $49 and up

Rennline 3-Piece Pedal Set - Manual Transmission - Silver

Silver anodized aircraft aluminum gas, brake, and clutch pedal set with rubber grips and stainless steel hardware

Brand:
Rennline - Corporate Logo
ES#:
2840405
Mfg#:
P7460SILVER
Ships in 6 Business Days
$140.00 USD
Free Shipping
on orders $49 and up

LED Trunk Lighting Kit

ES#2210293 - B8S4TRUNK - LED Trunk Lighting Kit - Illuminate the lighting in your trunk or hatch with new LED bulbs from Ziza - ZiZa - Audi

Illuminate the lighting in your trunk or hatch with new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2210293
Mfg#:
B8S4TRUNK
In Stock
ON SALE! SAVE 10%
$15.99

This product was last offered at the strikethrough price on
05-02-2026

$14.39 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Overhead Lighting Kit - Red

ES#3137494 - 019396ECS01KT2 - LED Overhead Lighting Kit - Red - Transform your dome lamp lighting with these new LED bulbs from Ziza - ZiZa - Audi

Transform your dome lamp lighting with these new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3137494
Mfg#:
019396ECS01KT2
In Stock
ON SALE! SAVE 10%
$62.99

This product was last offered at the strikethrough price on
05-02-2026

$56.69 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

VTT Carbon Fiber Dragy Holder

ES#4709490 - VTT-DHCF - VTT Carbon Fiber Dragy Holder - Keep your Dragy from flying all over the car and get rid of the low or no sat warnings for good! - Vargas Turbo Technologies - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Keep your Dragy from flying all over the car and get rid of the low or no sat warnings for good! 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Vargas Turbo Technologies - Corporate Logo
ES#:
4709490
Mfg#:
VTT-DHCF
Ships in 10 Business Days
$51.99 USD
Free Shipping

LED Door Puddle Lighting Kit

ES#2210295 - B8S4DOOR - LED Door Puddle Lighting Kit - Transform you door puddle lighting with new LED bulbs from Ziza - ZiZa - Audi

Transform you door puddle lighting with new LED bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
2210295
Mfg#:
B8S4DOOR
In Stock
ON SALE! SAVE 10%
$37.99

This product was last offered at the strikethrough price on
05-02-2026

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Footwell Lighting Kit - Red

ES#3137679 - 019396ECS03KT6 - LED Footwell Lighting Kit - Red - Complete your LED lighting transformation in your footwells - ZiZa - Audi

Complete your LED lighting transformation in your footwells 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3137679
Mfg#:
019396ECS03KT6
In Stock
ON SALE! SAVE 10%
$37.99

This product was last offered at the strikethrough price on
05-02-2026

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED puddle Lighting Kit - Red

ES#3137676 - 019396ECS03KT5 - LED puddle Lighting Kit - Red - Better illumination when opening your vehicle's doors - ZiZa - Audi

Better illumination when opening your vehicle's doors 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ZiZa - Corporate Logo
ES#:
3137676
Mfg#:
019396ECS03KT5
In Stock
ON SALE! SAVE 10%
$37.99

This product was last offered at the strikethrough price on
05-02-2026

$34.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

B7 A4/S4/RS4 Master LED Interior Lighting Kit - Red

ES#3137471 - 019396ECS03KT - B7 A4/S4/RS4 Master LED Interior Lighting Kit - Red - Transform your complete interior in minutes with new LED interior bulbs from Ziza - ZiZa - Audi

Transform your complete interior in minutes with new LED interior bulbs from Ziza 10X Entries For Our 25th Anniversary Sweepstakes!
Sedan models only

Brand:
ZiZa - Corporate Logo
ES#:
3137471
Mfg#:
019396ECS03KT
Ships on Nov 9, 2026
ON SALE! SAVE 50%
$117.99

This product was last offered at the strikethrough price on
05-02-2026

$59.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Interior Performance Parts & Upgrades

We spend nearly one-third of our lives inside our cars, why not make it the nicest place it can possibly be? All the interior upgrades and replacement parts you need to make it perfect are in this category.

Let us help you find the parts that fit your Audi

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Manufacturer names and/or part numbers are used only for identification purposes.

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