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Audi B6 A4 Quattro 1.8T

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Audi B6 A4 Quattro 1.8T Performance Parts & Upgrades

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BFI Wheel Spacers - 10mm (Pair)

ES#3575933 - SP105100112GB - BFI Wheel Spacers - 10mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi. Black Anodized - Black Forest Industries - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi. Black Anodized

Brand:
Black Forest Industries - Corporate Logo
ES#:
3575933
Mfg#:
SP105100112GB
Back Ordered
$64.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Wheel Spacers - 10mm (Pair)

ES#3022097 - SP105100112G - BFI Wheel Spacers - 10mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi - Black Forest Industries - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi

Brand:
Black Forest Industries - Corporate Logo
ES#:
3022097
Mfg#:
SP105100112G
Back Ordered
$64.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.)

ES#3021167 - Z1001791 - Optional Blue Spring R1 DV For 23-30 PSI. (Blue Springs Are Only Needed For Stage 3 Or Higher.) - DV100001 optional blue spring for 23-30 psi - APR - Audi Volkswagen

DV100001 optional blue spring for 23-30 psi Call In Or Chat For Best Price!

Brand:
APR - Corporate Logo
ES#:
3021167
Mfg#:
Z1001791
Ships in 5 Business Days
11% off MSRP

MSRP stands for Manufacturer's Suggested Retail Price. This is the suggested retail price provided by the manufacturer, supplier or seller.

$35.99

This product was last offered at the strikethrough price on
09-14-2026

$31.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Performance Snub Mount

ES#3021940 - EBFIB67SM - Performance Snub Mount - Reduce your engine movement and improve shifting - Black Forest Industries - Audi

Reduce your engine movement and improve shifting

Brand:
Black Forest Industries - Corporate Logo
ES#:
3021940
Mfg#:
EBFIB67SM
Ships on Sep 30, 2026
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

BFI Wheel Spacers - 5mm (Pair)

ES#3575931 - SP55100112GB - BFI Wheel Spacers - 5mm (Pair) - Exclusively built for your 57.1mm centerbore VW/Audi. Anodized Black - Black Forest Industries - Audi Volkswagen

Exclusively built for your 57.1mm centerbore VW/Audi. Anodized Black

Brand:
Black Forest Industries - Corporate Logo
ES#:
3575931
Mfg#:
SP55100112GB
Back Ordered
$59.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Security Lockout Service

ES#2063654 - APRSECPRG-SRV - Security Lockout Service - *Sale only applies to purchases to ECU with 3 or 4 program options - APR - Audi Volkswagen

*Sale only applies to purchases to ECU with 3 or 4 program options Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
2063654
Mfg#:
APRSECPRG-SRV
In Stock
$59.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Fault Code Erase And Throttle Body Alignment Service

ES#2063651 - APRFCTB-SRV - Fault Code Erase And Throttle Body Alignment Service - *Sale only applies to purchases to ECU with 3 or 4 program options - APR - Audi Volkswagen

*Sale only applies to purchases to ECU with 3 or 4 program options Call In Or Chat For Best Price!
This upgrade must be performed at ECS Tuning's facility in Ohio.

Brand:
APR - Corporate Logo
ES#:
2063651
Mfg#:
APRFCTB-SRV
In Stock
$59.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Master LED Interior Lighting Kit - Red

ES#3137475 - 019396ECS04BKT - 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 Into Our F80 M3 Sweepstakes
Avant models only

Brand:
ZiZa - Corporate Logo
ES#:
3137475
Mfg#:
019396ECS04BKT
Ships on Jan 4, 2027
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

Master LED Interior Lighting Kit - Red

ES#3137474 - 019396ECS04AKT - 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 Into Our F80 M3 Sweepstakes
Sedan models only

Brand:
ZiZa - Corporate Logo
ES#:
3137474
Mfg#:
019396ECS04AKT
Ships on Jan 4, 2027
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

FP34 Surge Tank Hardware Kit - -6AN Connections

ES#3419786 - 034-106-Z025 - FP34 Surge Tank Hardware Kit - -6AN Connections - Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank - 034Motorsport - Audi Volkswagen

Allows for -6AN connections for all inputs and outputs on the 034 FP34 Surge Tank 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
3419786
Mfg#:
034-106-Z025
Ships in 2 Business Days
$51.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Cabriolet Brace Spacer Kit for Performance Exhaust

Allows you to make the room you need to fit most performance exhaust systems on the market. For cabriolet models only

Brand:
JH Motorsports - Corporate Logo
ES#:
4046053
Mfg#:
CABSPACERKIT
Ships in 10 Business Days
$49.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

LED Overhead Lighting Kit

ES#2215398 - B6A4OVERHEAD - 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 Into Our F80 M3 Sweepstakes
Does not include LED bulbs for the vanity mirrors

Brand:
ZiZa - Corporate Logo
ES#:
2215398
Mfg#:
B6A4OVERHEAD
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

LED Reverse Light Kit

ES#2524008 - 1156LEDREVKT - LED Reverse Light Kit - Illuminate the path behind you with these bright LED's from Ziza! - ZiZa - Audi

Illuminate the path behind you with these bright LED's from Ziza! 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ZiZa - Corporate Logo
ES#:
2524008
Mfg#:
1156LEDREVKT
In Stock
ON SALE! SAVE 10%
$50.99

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

$45.89 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each

ES#3647372 - ST-AEVI-1106S - Supertech Inconel Exhaust Valve - 1.8T/2.7T - Priced Each - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use *Valves priced individually - For 1.8T - qty 8 needed / For 2.7T - qty 12 needed - Please see long description for additional valve seal/keeper informati

Brand:
Supertech - Corporate Logo
ES#:
3647372
Mfg#:
ST-AEVI-1106S
Back Ordered
$44.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sway Bar Teflon Bushing Rebuild & Upgrade Kit - Pair 25mm

ES#4905844 - 034-402-Z061 - Sway Bar Teflon Bushing Rebuild & Upgrade Kit - Pair 25mm - Replacement Bushing Set for 034-402-1000 & 034-402-1001 - 034Motorsport - Audi

Replacement Bushing Set for 034-402-1000 & 034-402-1001 2X Entries Into Our F80 M3 Sweepstakes

Brand:
034Motorsport - Corporate Logo
ES#:
4905844
Mfg#:
034-402-Z061
Ships in 2 Business Days
$42.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each

ES#3647468 - ST-AIVN-1106S - Supertech Stainless Intake Valve - 1.8T/2.7T - Priced Each - +1mm oversized valve head diameter, single groove keeper setup for high RPM use - Supertech - Audi Volkswagen

+1mm oversized valve head diameter, single groove keeper setup for high RPM use *Valves priced individually - For 1.8T - qty 12 needed / For 2.7T - qty 18 needed - Please see long description for additional valve seal/keeper informa

Brand:
Supertech - Corporate Logo
ES#:
3647468
Mfg#:
ST-AIVN-1106S
Back Ordered
$36.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Performance Parts & Upgrades

All the performance upgrade options from the best brands in the business to help build your dreams. Our performance parts catalog is the largest anywhere and constantly growing to keep your build on track.

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