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ECS Tuning
Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black - ES#4033487
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$403.59
$322.87
or 4 payments of with 
- SKU:
- ES#4033487
- Availability:
- Warehouse Transfer
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ECS Tuning - Audi B8 S4 / A4 S-Line Rear Diffuser - Gloss Black - ES#4033487
$403.59
$322.87
or 4 payments of with
Upgrade your exterior styling with the ECS Tuning Gloss Black Rear Diffuser for your pre-facelift B8 S4 or A4 S-Line. This diffuser was engineered and designed in-house to add a more aggressive appearance to the rear of your vehicle that matches with the factory appeal of your Audi. An exclusive design only available through ECS Tuning, this rear diffuser will be sure to catch attention and turn heads. The diffuser is crafted of a UV stabilized ABS polymer to achieve it's deep high gloss shine and provides an aggressive and sporty style that's sure to set your vehicle apart from the rest. Features a dual tip/dual outlet design to fit the factory and most aftermarket exhaust systems and is designed to accept exhaust tips up to 4" in diameter.
Installs with no drilling, cutting, or modification of any kind required. Simply remove your currently installed valance and install the diffuser using the factory mounting locations and hardware. Make sure all tabs are lined up and lightly press the diffuser in place until the tabs click into position.
To compliment the look of your new diffuser, check out the other ECS gloss black exterior products!
This Part Fits the Following Vehicles
| Make | Model | Submodel | Engine |
|---|---|---|---|
| Audi | B8 A4 | FWD | 2.0T |
| Audi | B8 A4 | Quattro | 2.0T |
| Audi | B8 A4 | Quattro | V6 3.2L |
| Audi | B8 S4 | Quattro | 3.0T |
