Audi B8/B8.5 S5 Quattro 3.0T Coupe Integrated Engineering

Increases boost for "dual pulley" tune power levels without replacing the press-on supercharger pulley for an easier install. affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Requires stage 2 dual pulley ECU tune

Brand:

ES#:

4491708

Mfg#:

IEBAVJ6

ON SALE! SAVE 10%

$497.99

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

$448.19 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Increases charger RPM by 10% - Higher boost levels equals more power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

4043186

Mfg#:

IEBAVJ1C

ON SALE! SAVE 10%

$220.99

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

$198.89 USD

Add to Cart

Free Shipping

Lifetime Replacement

Increases supercharger RPM by 26% when paired with IE 57.5mm overdrive supercharger pulley affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
Requires 57.5mm SC pulley and stage 2 dual pulley ECU tune

Brand:

ES#:

4491703

Mfg#:

IEBAVJ7

ON SALE! SAVE 10%

$497.99

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

$448.19 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement

Turn your Audi B8 S4 or S5 into an all-out street monster with IE's complete Dual Pulley kit! Includes ECU & TCU software plus Dual Pulley setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles with DSG transmissions only

Brand:

ES#:

4351841

Mfg#:

IEPPCGJ1

ON SALE! SAVE 15%

$2579.99

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

$2192.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

Turn your Audi B8 S4 or S5 into an all-out street monster with IE's complete Dual Pulley kit! Includes ECU software plus "Dual Pulley" setup affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles with manual transmissions only

Brand:

ES#:

4351842

Mfg#:

IEPPCGJ2

ON SALE! SAVE 15%

$1799.99

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

$1529.99 USD

Add to Cart

Free Shipping

Lifetime Replacement

The one pulley solution for dual pulley power! affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Fits vehicles with manual transmissions only

Brand:

ES#:

4491710

Mfg#:

IEBAVJ6KT

ON SALE! SAVE 15%

$1776.99

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

$1510.43 USD

Add to Cart

Free Shipping

Lifetime Replacement

Ease the 3.0T supercharger pulley removal/installation process with this install kit affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!

Brand:

ES#:

3477712

Mfg#:

IEBAVJ4

ON SALE! SAVE 10%

$233.99

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

$210.59 USD

Add to Cart

Free Shipping

Lifetime Replacement

Increases the supercharger RPM throughout the full powerband, raising supercharger speed by 7% affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms 5X Entries For Our 25th Anniversary Sweepstakes!
*Fits very late model years equipped with 4-bolt style supercharger pulleys - 3.0 TFSI Stage 2 Software is required in order for this pulley to yield a p

Brand:

ES#:

3647603

Mfg#:

IEBAVJ5

ON SALE! SAVE 10%

$216.99

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

$195.29 USD

Add to Cart

Free Shipping

on orders $49 and up

Lifetime Replacement