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Audi S4 Performance Brake Kits

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Stage 2 Dynamic+ Braking Package - Audi B9/B9.5 S4/S5/SQ5

ES#4905873 - 034-301-0009-DSO - Stage 2 Dynamic+ Braking Package - Audi B9/B9.5 S4/S5/SQ5 - The new standard for braking performance upgrades on your Audi B9/B9.5 S4/S5/SQ5 - 034Motorsport - Audi

The new standard for braking performance upgrades on your Audi B9/B9.5 S4/S5/SQ5 affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4905873
Mfg#:
034-301-0009-DSO
Back Ordered
$2728.00 USD
Free Shipping

ECS "Stage 4" Front Big Brake Kit - B5/B6/B7/C5

ES#1896 - B5S4S4BBKRXS - ECS "Stage 4" Front Big Brake Kit - B5/B6/B7/C5 - Enhance braking performance with this plug-and-play upgrade! Featuring massive 6-piston calipers, lightweight 2-piece brake rotors, and all components needed for installation. - ECS - Audi

Enhance braking performance with this plug-and-play upgrade! Featuring massive 6-piston calipers, lightweight 2-piece brake rotors, and all components needed for installation. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
1896
Mfg#:
B5S4S4BBKRXS
In Stock
ON SALE!
$1999.99

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

$1899.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front Big Brake Kit - Stage 2 - No Pads/Rotors

ES#3677993 - 95b615123fKT - Front Big Brake Kit - Stage 2 - No Pads/Rotors - Upgrade your brake system to the 4-piston Brembo Porsche Macan calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Porsche Macan calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3677993
Mfg#:
95B615123FKT
In Stock
$1103.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Power Stop Z26 Street Warrior Front & Rear Brake Kit (345mm/330mm)

ES#3990097 - K6141-26 - Power Stop Z26 Street Warrior Front & Rear Brake Kit (345mm/330mm) - A complete 4-wheel performance brake upgrade featuring drilled & slotted rotors and high-performance carbon-fiber ceramic pads. - Power Stop - Audi

A complete 4-wheel performance brake upgrade featuring drilled & slotted rotors and high-performance carbon-fiber ceramic pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
Models with 345mm Front & 330mm Rear Rotors

Brand:
Power Stop - Corporate Logo
ES#:
3990097
Mfg#:
K6141-26
Ships in 2 Business Days
$695.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Power Stop Z23 Evolution Sport Front Brake Kit (345mm)

ES#3194981 - K6140 - Power Stop Z23 Evolution Sport Front Brake Kit (345mm) - A performance front-wheel brake upgrade featuring drilled & slotted rotors and low-dust carbon-fiber ceramic pads. - Power Stop - Audi

A performance front-wheel brake upgrade featuring drilled & slotted rotors and low-dust carbon-fiber ceramic pads. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Power Stop - Corporate Logo
ES#:
3194981
Mfg#:
K6140
Ships in 1 Business Day
$374.99 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 3 - 2-Piece Rotors (365x34)

ES#2681770 - 8T0615108KT - Front Big Brake Kit - Stage 3 - 2-Piece Rotors (365x34) - Featuring RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads - ECS - Audi

Featuring RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please download the installation template to confirm this brake kit will fit behind your factory or after

Brand:
ECS - Corporate Logo
ES#:
2681770
Mfg#:
8T0615108KT
Ships in 8 Business Days
$4651.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34)

ES#2785042 - 003883ECS02KT - Front Big Brake Kit - Stage 4 - 2-Piece Rotors (380x34) - Featuring Black RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads - ECS - Audi

Featuring Black RS5 8-piston calipers, ECS stainless steel lines & Hawk HPS pads affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
Please download the installation template to confirm this brake kit will fit behind your factory or after

Brand:
ECS - Corporate Logo
ES#:
2785042
Mfg#:
003883ECS02KT
Ships on Oct 15, 2026
Auto Notify
$4328.99 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Dynamic+ Braking Package - Stage 1

ES#4879774 - 034-301-0004-DSO - Dynamic+ Braking Package - Stage 1 - The new standard for braking performance upgrades on your B9/B9.5 Audi S4, S5, or SQ5. - 034Motorsport - Audi

The new standard for braking performance upgrades on your B9/B9.5 Audi S4, S5, or SQ5. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
034Motorsport - Corporate Logo
ES#:
4879774
Mfg#:
034-301-0004-DSO
Back Ordered
$2127.00 USD
Free Shipping

Front Cross-Drilled & Slotted 2-Piece Brake Rotors - Pair (380x34)

ES#2804479 - 003883ECS01A01KT - Front Cross-Drilled & Slotted 2-Piece Brake Rotors - Pair (380x34) - Replacement set for 380mm Stage 3-4 Big Brake Kits with Audi RS calipers - ECS - Audi

Replacement set for 380mm Stage 3-4 Big Brake Kits with Audi RS calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!
*Replacement rotor set for customers that have our Stage 3/4 380mm kits with Audi RS Calipers*

Brand:
ECS - Corporate Logo
ES#:
2804479
Mfg#:
003883ECS01A01KT
In Stock
ON SALE!
$1205.99

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

$1168.94 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Combination Parking Brake Caliper Rear Brake Kit

ES#3701664 - 140-14591 - Combination Parking Brake Caliper Rear Brake Kit - Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits! - Wilwood - Audi

Features 12.19" slotted rotors & black calipers - Provides balanced brake performance and style to compliment front big brake kits! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Wilwood - Corporate Logo
ES#:
3701664
Mfg#:
140-14591
Ships in 10 Business Days
$1114.99 USD

Revo Big Brake Kit - Red - (355x32)

The Revo Big Brake Kit comes complete with everything required to upgrade your stopping power. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVO - Corporate Logo
ES#:
4499824
Mfg#:
RA841B200200
Back Ordered
$3339.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Revo Big Brake Kit - Black - (380x32)

The Revo Big Brake Kit comes complete with everything required to upgrade your stopping power. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
REVO - Corporate Logo
ES#:
4499826
Mfg#:
RA841B200400
Back Ordered
$3339.00 USD
This product is lifetime replacement eligible Lifetime Replacement

Front Big Brake Kit - Stage 2 - 2-Piece Tru-Float Scalloped Rotors (345x30)

ES#3579246 - 003523ecs01aKT1 - Front Big Brake Kit - Stage 2 - 2-Piece Tru-Float Scalloped Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Audi Q5 calipers with ECS Tru-Float scalloped rotors - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Audi Q5 calipers with ECS Tru-Float scalloped rotors affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
3579246
Mfg#:
003523ECS01AKT1
Ships in 3 Business Days
ON SALE!
$2908.99

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

$2857.37 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

Front Big Brake Kit - Stage 2 - 2-Piece Cross Drilled & Slotted Rotors (345x30)

ES#2730470 - 8R0615107EKT - Front Big Brake Kit - Stage 2 - 2-Piece Cross Drilled & Slotted Rotors (345x30) - Upgrade your brake system to the 4-piston Brembo Q5 calipers - ECS - Audi

Upgrade your brake system to the 4-piston Brembo Q5 calipers affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 10X Entries For Our 25th Anniversary Sweepstakes!

Brand:
ECS - Corporate Logo
ES#:
2730470
Mfg#:
8R0615107EKT
Ships in 3 Business Days
ON SALE!
$2542.99

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

$2466.70 USD
Free Shipping
This product is lifetime replacement eligible Partial Replacement

More About Performance Brake Kits

Tackle that brake upgrade with everything you need in one box. Our full-brake upgrade kits include brake pads, brake rotors, brake lubricants, brake wear sensors, and more so you don't have to hunt around for all the parts to improve your brakes.

Let us help you find the parts that fit your Audi

ECS Tuning is not affiliated with any automobile manufacturers.
Manufacturer names and/or part numbers are used only for identification purposes.

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