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Audi B9 A4 Quattro 2.0T Climate Control & HVAC Parts

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Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Red Anodized Small MMI

ES#3690756 - 023770ECS04-03KT - Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Red Anodized Small MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3690756
Mfg#:
023770ECS04-03KT
In Stock
ON SALE! SAVE 25%
$129.99

This product was last offered at the strikethrough price on
06-13-2026

$97.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Red Anodized Large MMI

ES#3638606 - 023770ECS07-03KT - Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Red Anodized Large MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3638606
Mfg#:
023770ECS07-03KT
In Stock
ON SALE! SAVE 25%
$126.99

This product was last offered at the strikethrough price on
06-13-2026

$95.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Lined Cabin Filter / Fresh Air Filter

ES#3448684 - 4M0819439A - Charcoal Lined Cabin Filter / Fresh Air Filter - The activated charcoal filters odor from reaching the cabin - Mann - Audi

The activated charcoal filters odor from reaching the cabin

Brand:
Mann - Corporate Logo
ES#:
3448684
Mfg#:
4M0819439A
Ships in 1 Business Day
$62.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Black Anodized Large MMI

ES#3638605 - 023770ECS07-02KT - Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Black Anodized Large MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles with touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3638605
Mfg#:
023770ECS07-02KT
In Stock
ON SALE! SAVE 40%
$126.99

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

$76.19 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4575869 - 9A7959126A - A/C Pressure Switch - Also use (Qty.) (1) 7H0 820 896 o-ring. - Genuine Porsche - Audi

Also use (Qty.) (1) 7H0 820 896 o-ring.

Brand:
Genuine Porsche - Corporate Logo
ES#:
4575869
Mfg#:
9A7959126A
Ships in 4 Business Days
$151.99

This product was last offered at the strikethrough price on
08-04-2026

$150.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4057423 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - Four Seasons - Audi

Prevents excess pressure from building within the system

Brand:
Four Seasons - Corporate Logo
ES#:
4057423
Mfg#:
4H0959126B
In Stock
$76.99

This product was last offered at the strikethrough price on
04-21-2026

$66.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Black Anodized Small MMI

ES#3690754 - 023770ECS04-02KT - Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Black Anodized Small MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3690754
Mfg#:
023770ECS04-02KT
In Stock
ON SALE! SAVE 25%
$129.99

This product was last offered at the strikethrough price on
06-13-2026

$97.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Red Anodized Small MMI

ES#3690753 - 023770ECS02-03KT - Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Red Anodized Small MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3690753
Mfg#:
023770ECS02-03KT
In Stock
ON SALE! SAVE 25%
$126.99

This product was last offered at the strikethrough price on
06-13-2026

$95.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Black Anodized Small MMI

ES#3690752 - 023770ECS02-02KT - Audi B9 Billet Aluminum Control Ring Kit - SMOOTH - Black Anodized Small MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3690752
Mfg#:
023770ECS02-02KT
In Stock
ON SALE! SAVE 25%
$126.99

This product was last offered at the strikethrough price on
06-13-2026

$95.24 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Pressure Switch

ES#4057416 - 4H0959126B - A/C Pressure Switch - Prevents excess pressure from building within the system - ACM - Audi

Prevents excess pressure from building within the system

Brand:
ACM - Corporate Logo
ES#:
4057416
Mfg#:
4H0959126B
Back Ordered
$31.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Notched Volume Knob Cover Red Anodize

ES#3551159 - 023770ECS06-03 - Notched Volume Knob Cover Red Anodize - ECS - Audi

10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3551159
Mfg#:
023770ECS06-03
In Stock
ON SALE! SAVE 82%
$48.99

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

$8.93 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Clear Anodized Large MMI

ES#3638607 - 023770ECS08-01KT - Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Clear Anodized Large MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

Brand:
ECS - Corporate Logo
ES#:
3638607
Mfg#:
023770ECS08-01KT
In Stock
ON SALE! SAVE 25%
$129.99

This product was last offered at the strikethrough price on
06-13-2026

$97.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Clear Anodized Small MMI

ES#3690749 - 023770ECS04-01KT - Audi B9 Billet Aluminum Control Ring Kit - NOTCHED - Clear Anodized Small MMI - Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. - ECS - Audi

Set of four billet aluminum trim rings for your climate control, MMI, and volume knobs. 10X Entries Into Our F80 M3 Sweepstakes

For vehicles without touch sensitive MMI knob

Brand:
ECS - Corporate Logo
ES#:
3690749
Mfg#:
023770ECS04-01KT
In Stock
ON SALE! SAVE 25%
$129.99

This product was last offered at the strikethrough price on
06-13-2026

$97.49 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

A/C Condenser

ES#5388653 - 10912 - A/C Condenser - Condenses the high pressure refrigerant back into a liquid - CSF - Audi

Condenses the high pressure refrigerant back into a liquid 2X Entries Into Our F80 M3 Sweepstakes

Brand:
CSF - Corporate Logo
ES#:
5388653
Mfg#:
10912
Ships in 3 Business Days
$79.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Charcoal Lined Cabin Filter / Fresh Air Filter

The activated charcoal filters odor from reaching the cabin

Brand:
Micronair - Corporate Logo
ES#:
3448682
Mfg#:
4M0819439A
Ships in 1 Business Day
$72.99

This product was last offered at the strikethrough price on
05-07-2026

$60.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

More About Climate Control & HVAC Parts

Stay warm in winter; cool in summer. Maintain and repair your HVAC system for year round comfort and safety.

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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