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Audi B5 S4 2.7T

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Audi B5 S4 2.7T Engine Turbocharger Parts

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Silicone Y-Pipe Hose Pair - Big Bore

ES#2864561 - 034-108-3001 - Silicone Y-Pipe Hose Pair - Big Bore - Allows a full 2.5" diameter transition to the lower RS4 inlet pipes - 034Motorsport - Audi

Allows a full 2.5" diameter transition to the lower RS4 inlet pipes

Brand:
034Motorsport - Corporate Logo
ES#:
2864561
Mfg#:
034-108-3001
In Stock
ON SALE! SAVE 10%
$296.00

This product was last offered at the strikethrough price on
08-17-2026

$266.40 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Billet R1 Diverter Valve - Pair

ES#4039652 - dv100001KT - Billet R1 Diverter Valve - Pair - Less maintenance, more boost. Kit includes two valves for twin-turbo applications. - APR - Audi Porsche

Less maintenance, more boost. Kit includes two valves for twin-turbo applications. Call In Or Chat For Best Price! 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:
APR - Corporate Logo
ES#:
4039652
Mfg#:
DV100001KT
In Stock
$583.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Waste Gate Frequency Control N75 Valve

ES#4039415 - 078906283B - Waste Gate Frequency Control N75 Valve - Controls the boost pressure on the turbocharger system - Vemo - Audi

Controls the boost pressure on the turbocharger system

Brand:
Vemo - Corporate Logo
ES#:
4039415
Mfg#:
078906283B
In Stock
$138.99

This product was last offered at the strikethrough price on
05-14-2026

$129.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

S4 2.7T Turbo Boost Leak Tester

ES#4346286 - AUD27TS4325B2TTN - S4 2.7T Turbo Boost Leak Tester - Find the turbo leak and get full BOOST! - Turbo Boost Leak Testers - Audi

Find the turbo leak and get full BOOST!

Brand:
Turbo Boost Leak Testers - Corporate Logo
ES#:
4346286
Mfg#:
AUD27TS4325B2TTN
In Stock
$75.00 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Diverter Valve

ES#4818434 - 06A145710P - Diverter Valve - A great upgrade for stock to mildly tuned engines - Bremmen Parts - Audi Volkswagen

A great upgrade for stock to mildly tuned engines 10X Entries For Our 25th Anniversary Sweepstakes!

2 required

Brand:
Bremmen Parts - Corporate Logo
ES#:
4818434
Mfg#:
06A145710P
In Stock
Auto Notify
ON SALE! SAVE 20%
$41.99

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

$33.45 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Turbo Installation Hardware Kit

ES#4028229 - 034-145-B000 - Turbo Installation Hardware Kit - Includes inlet sealing rings, outlet gaskets, M10 allen bolts, turbo outlet studs, oil drain gaskets, o-rings and copper sealing washers. - 034Motorsport - Audi

Includes inlet sealing rings, outlet gaskets, M10 allen bolts, turbo outlet studs, oil drain gaskets, o-rings and copper sealing washers.

Brand:
034Motorsport - Corporate Logo
ES#:
4028229
Mfg#:
034-145-B000
In Stock
ON SALE! SAVE 10%
$118.00

This product was last offered at the strikethrough price on
08-17-2026

$106.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Turbosmart Gen-V Race Port BOV - Black

ES#4007248 - TS-0204-1132 - Turbosmart Gen-V Race Port BOV - Black - The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines - TurboSmart - Audi Volkswagen

The Race Port is famous for being an amazingly small and light BOV for turbocharged competition level engines *General use blow off valve for custom big turbo applications - Not a direct fit valve*

Brand:
TurboSmart - Corporate Logo
ES#:
4007248
Mfg#:
TS-0204-1132
In Stock at Vendor
$335.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer - Priced Each

ES#466245 - N0138149 - Sealing Washer - Priced Each - Install new hardware with your new parts. M14.2x17.9x1.5 - Genuine Volkswagen Audi - Audi Volkswagen

Install new hardware with your new parts. M14.2x17.9x1.5

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
466245
Mfg#:
N0138149
In Stock
24% off MSRP

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

$4.18

This product was last offered at the strikethrough price on
08-21-2026

$3.19 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Silicone Y-Pipe Hose Pair

ES#2864562 - 034-108-3002 - Silicone Y-Pipe Hose Pair - Reinforced high-temp silicone for long life and abuse resistance - 034Motorsport - Audi

Reinforced high-temp silicone for long life and abuse resistance

Brand:
034Motorsport - Corporate Logo
ES#:
2864562
Mfg#:
034-108-3002
In Stock
ON SALE! SAVE 10%
$158.00

This product was last offered at the strikethrough price on
08-17-2026

$142.20 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Stud - Priced Each

ES#3384 - N90778701 - Stud - Priced Each - Install new hardware with your new parts. M10x23.5 - Genuine Volkswagen Audi - Audi

Install new hardware with your new parts. M10x23.5 Used to secure the catalyst/downpipe to the turbocharger

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
3384
Mfg#:
N90778701
In Stock
10% off MSRP

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

$9.99

This product was last offered at the strikethrough price on
08-21-2026

$8.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer - Priced Each

ES#9618 - 216-14018 - Sealing Washer - Priced Each - Install new hardware with your new parts. M14x18 - OE Aftermarket - Audi Volkswagen

Install new hardware with your new parts. M14x18

Brand:
OE Aftermarket - Corporate Logo
ES#:
9618
Mfg#:
216-14018
In Stock
$2.23 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Sealing Washer - Priced Each

ES#9886 - n0138514 - Sealing Washer - Priced Each - Used with the banjo bolt to create a leak free seal. 12x18 - Genuine Volkswagen Audi - Audi Volkswagen

Used with the banjo bolt to create a leak free seal. 12x18

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
9886
Mfg#:
N0138514
In Stock
$2.88 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Universal Exhaust Wrap - Lava

ES#4028212 - TS-EW-L - Universal Exhaust Wrap - Lava - Increase power by containing exhaust heat - Lava - Torque Solution - Audi BMW Volkswagen Mercedes Benz MINI Porsche

Increase power by containing exhaust heat - Lava

Brand:
Torque Solution - Corporate Logo
ES#:
4028212
Mfg#:
TS-EW-L
In Stock
Starting at $29.99 USD
Customize
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Exhaust Manifold Hardware & Gasket Kit - 2.7T

ES#4147665 - 034-145-B009 - Exhaust Manifold Hardware & Gasket Kit - 2.7T - This exhaust manifold hardware and gasket kit includes new exhaust manifold to cylinder head gaskets, studs, and nuts. - 034Motorsport - Audi

This exhaust manifold hardware and gasket kit includes new exhaust manifold to cylinder head gaskets, studs, and nuts.

Brand:
034Motorsport - Corporate Logo
ES#:
4147665
Mfg#:
034-145-B009
In Stock
ON SALE! SAVE 10%
$84.00

This product was last offered at the strikethrough price on
08-17-2026

$75.60 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

More About Engine Turbocharger Parts

Whether you're repairing an existing turbo or adding one, ECS Tuning has turbos, turbo kits, and all the turbocharger hardware and valving you need to turn forced induction into added power.

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