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Audi B9 S5 Quattro 3.0T Performance Parts & Upgrades

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ES#5375239 - IESUCZ3 - IE Rear Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375239
Mfg#:
IESUCZ3
Ships in 4 Business Days
ON SALE! SAVE 10%
$459.99

This product was last offered at the strikethrough price on
06-25-2026

$413.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#4500751 - iesovz13 - Stage 3 IE Performance ECU Tune with POWERlink Cable - Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. - Integrated Engineering - Audi

Easy upgrade into hybrid turbo power levels delivering up to 601HP and 615TQ. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Perform tune in minutes from the comfort of your own driveway! Only available for purchase in the United States and Canada.

Brand:
Integrated Engineering - Corporate Logo
ES#:
4500751
Mfg#:
IESOVZ13
Ships in 3 Business Days
ON SALE! SAVE 15%
$1248.99

This product was last offered at the strikethrough price on
06-25-2026

$1061.64 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#5375469 - IEEXCK12 - IE Cat-Back Exhaust System - B9 S5 Sportback - Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips - Integrated Engineering - Audi

Features an aggressive, yet refined exhaust note with DroneTrap technology and quad 90mm slash-cut tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375469
Mfg#:
IEEXCK12
Ships in 4 Business Days
ON SALE! SAVE 10%
$1699.99

This product was last offered at the strikethrough price on
06-25-2026

$1529.99 USD
ES#5375241 - IESUCZ1 - IE Front Sway Bar Upgrade - Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! - Integrated Engineering - Audi

Direct bolt-in replacement with adjustable stiffness for reduced body roll and increased grip! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
This front sway bar must be paired with the matching iE SQ5 Rear Sway Bar (IESUCZ3)

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375241
Mfg#:
IESUCZ1
Ships in 4 Business Days
ON SALE! SAVE 10%
$459.99

This product was last offered at the strikethrough price on
06-25-2026

$413.99 USD
This product is lifetime replacement eligible Lifetime Replacement
ES#5375238 - IESSCK5 - IE Adjustable Rear Sway End Links - Provides tight, responsive handling for any ride height from stock to slammed - Integrated Engineering - Audi

Provides tight, responsive handling for any ride height from stock to slammed affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Integrated Engineering - Corporate Logo
ES#:
5375238
Mfg#:
IESSCK5
Ships in 4 Business Days
ON SALE! SAVE 10%
$249.99

This product was last offered at the strikethrough price on
06-25-2026

$224.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#3427347 - 352100BS - KW V3 Series Coilover Kit - The ultimate in coilover technology featuring double adjustable damping - KW Suspension - Audi

The ultimate in coilover technology featuring double adjustable damping affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles without Electronic Damping Control and a 48.5mm front strut body. Range of lowering is 0.4-1.4" in front an rear.

Brand:
KW Suspension - Corporate Logo
ES#:
3427347
Mfg#:
352100BS
Ships in 4 Business Days
$3524.00 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3236155 - SSXAU649 - Cat-Back Exhaust System - Resonated With Exhaust Valves - 2.50" stainless steel with quad Cerakote black velvet oval tips - Milltek Sport - Audi

2.50" stainless steel with quad Cerakote black velvet oval tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models without factory rear sports differential
For vehicles without a sport differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3236155
Mfg#:
SSXAU649
Ships in 3 Business Days
$4236.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#3499457 - SSXAU711 - Cat-Back Exhaust System - Non-Resonated With Valves - 2.50" stainless steel with quad GT-100 polished tips - Milltek Sport - Audi

2.50" stainless steel with quad GT-100 polished tips affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Fits models with factory rear sports differential

Brand:
Milltek Sport - Corporate Logo
ES#:
3499457
Mfg#:
SSXAU711
Ships in 3 Business Days
$3506.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement
ES#4906477 - 64.02.10 - Neuspeed Power Module EVO - B9 S5 Quattro - Proprietary tune box designed specifically for the EA839 3.0L TFSI with gains of +40 Horsepower / 70 ft-lb of Torque! - Neuspeed - Audi

Proprietary tune box designed specifically for the EA839 3.0L TFSI with gains of +40 Horsepower / 70 ft-lb of Torque! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 2X Entries For Our 25th Anniversary Sweepstakes!

Brand:
Neuspeed - Corporate Logo
ES#:
4906477
Mfg#:
64.02.10
Ships in 2 Business Days
$569.99 USD
Free Shipping
ES#4339047 - 904525 - RaceChip GTS Black - Get up to +41 hp and +74 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +41 hp and +74 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339047
Mfg#:
904525
Ships in 3 Business Days
$749.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Get up to +34 hp and +59 through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339046
Mfg#:
904521
Ships in 3 Business Days
$449.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4339045 - 904520 - RaceChip S - Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip - Race Chip - Audi

Get up to +27 hp and +44 lb-ft through a safe and easy to use tuning module from RaceChip affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Race Chip - Corporate Logo
ES#:
4339045
Mfg#:
904520
Ships in 3 Business Days
$349.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement
ES#4039962 - VWR1241S4 -  Audi B9 S4/S5 Carbon Intake System - The highest-performing, race-bred cold-air induction system for the current B9 Audi S4 & S5! - Racingline - Audi

The highest-performing, race-bred cold-air induction system for the current B9 Audi S4 & S5! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Racingline - Corporate Logo
ES#:
4039962
Mfg#:
VWR1241S4
Ships in 2 Business Days
$1340.99 USD
ES#3644162 - 777521 -   Performance High Flow Catalytic Converter  - 304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! - Supersprint - Audi

304 Stainless high-flow front metallic catalytic converter/downpipe - 100% handcrafted in Italy! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Supersprint - Corporate Logo
ES#:
3644162
Mfg#:
777521
Ships in 3 Business Days
$4867.99 USD
Free Shipping
ES#4045193 - 273100BH - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe models without factory Electronic Damping Control - For models with 53mm diameter front strut body (Average lowering 0.0"-0.8" F and 0.0" to 0.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045193
Mfg#:
273100BH
Ships in 4 Business Days
$1089.00 USD
Free Shipping
ES#4045199 - 273100BM - ST Adjustable Lowering Springs - Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! - Suspension Techniques - Audi

Allows individual ride height adjustment at each corner of your vehicle - Make your stock suspension height adjustable, without compromise! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For coupe models without factory Electronic Damping Control - For models with 48.5mm diameter front strut body (Average lowering 0.0"-0.8" F and 0.0" to 0.8" R

Brand:
Suspension Techniques - Corporate Logo
ES#:
4045199
Mfg#:
273100BM
Ships in 4 Business Days
$1089.00 USD
Free Shipping

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