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Audi A3 Alternator Voltage Regulators

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Voltage Regulator

ES#280125 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Genuine Volkswagen Audi - Audi Volkswagen

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines with Valeo style alternators

Brand:
Genuine Volkswagen Audi - Corporate Logo
ES#:
280125
Mfg#:
06B903803B
Ships in 6 Business Days
7% off MSRP

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

$420.99

This product was last offered at the strikethrough price on
02-26-2026

$392.99 USD
Free Shipping
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

ES#4780130 - 06B903803B - Voltage Regulator - Located on the rear of the alternator - Vemo - Audi Volkswagen

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms

Brand:
Vemo - Corporate Logo
ES#:
4780130
Mfg#:
06B903803B
In Stock at Vendor
$191.99

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

$185.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

Keep your electrical system working in perfect order affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with FSI engines with Bosch style alternators

Brand:
Hitachi - Corporate Logo
ES#:
4044660
Mfg#:
06F903803B
Ships in 7 Business Days
$87.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

Voltage Regulator

Located on the rear of the alternator affirm Starting At 0% APR - Subject To Eligibility. See Lending Terms
For vehicles with Valeo alternator only

Brand:
SMP - Corporate Logo
ES#:
4142128
Mfg#:
06B903803B
In Stock at Vendor
$397.99

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

$385.99 USD
Free Shipping
on orders $49 and up
This product is lifetime replacement eligible Lifetime Replacement

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