This page lists 18 electrical parts for the 2025 Audi RS3, across 3 part types, covering the 2.5L L5 Turbocharged engine. Every part shows its brand, manufacturer part number and fitment notes.
On the 2025 Audi RS3, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors. All 18 listed parts are Battery (10 parts), Starter Motor (7 parts) and Parking Aid Sensor (1 part).
The 2025 Audi RS3 came with a single engine, the 2.5L L5 Turbocharged, and every part is verified against it.
9 brands supply electrical parts for the 2025 Audi RS3, led by DEKA (3 parts), BOSCH (3 parts) and EXIDE (3 parts), plus 6 more brands. Quality grades include New and Remanufactured.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2025 Audi RS3. 4 parts have it, including DEKA 9A48 (Battery) and BOSCH SR6601N (Starter Motor). Each part number opens a page with every vehicle that part fits.
Battery
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DEKA Popular | 9A48 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| DEKA Popular | 9A94R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| BOSCH | S6587B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | AGMAGM | View on Amazon |
| DEKA | 9A47 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IntimidatorAGM | View on Amazon |
| EXIDE | MXH5L247 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 47 (H5) | View on Amazon |
| EXIDE | MXH6L348 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 48 (H6) | View on Amazon |
| EXIDE | MXH7L494R | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Marathon MaxBCI Group 94R (H7) | View on Amazon |
| FVP | P94RAGM | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Platinum AGMBCI Group: 94R | View on Amazon |
| FVP | P47AGM | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Platinum AGMBCI Group: 47 | View on Amazon |
| FVP | P48AGM | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Platinum AGMBCI Group: 48 | View on Amazon |
This table covers the batteries listed by group size and specification. Typical signs include slow cranking, a battery lamp, or a no-start after the vehicle sat overnight. Confirm group size and terminal layout in the notes. Clean the posts and the ground before condemning the battery.
10 Battery parts are listed for the 2025 Audi RS3, from DEKA, EXIDE, FVP and 1 other brand. DEKA 9A48 carries the "Popular" badge.
Parking Aid Sensor
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH | F00E270804 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits Rear Outer | View on Amazon |
This table covers the ultrasonic park-aid sensors in the bumper. Typical signs include a warning lamp, a stored code, or a reading that drops out when the harness is wiggled. Inspect the connector and ground before replacing the sensor — wiring faults are often condemned as bad sensors.
This group shows a single part: BOSCH F00E270804.
Starter Motor
New
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular | SR6601N | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WAI GLOBAL Popular | 30236N | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| VALEO | 438524 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Valeo Origins New Stop&StartFamily: Valeo OE | View on Amazon |
Remanufactured
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| REMY | 16655 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| TERREPOWER | 52230 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Remanufactured | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HELLA | 011613291 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HELLA | 012528581 | 🇺🇸 US 🇨🇦 CA | View on Amazon |
This table covers the starter motors that crank the engine. Typical signs include no motion, a squeal, or a motor that only runs on one speed. Confirm power, ground and the control module before replacing the motor.
7 Starter Motor parts for the 2025 Audi RS3 come from 6 brands — HELLA, BOSCH, WAI GLOBAL and 3 other brands. The "Popular" part is BOSCH SR6601N.
The New section lists 3 options from BOSCH, WAI GLOBAL and VALEO — brand-new units rather than rebuilt ones. BOSCH SR6601N is listed in this group.
The Remanufactured section lists 2 options from REMY and TERREPOWER — factory-rebuilt units with new wear components. REMY 16655 is listed in this group.
2 further parts sit outside the graded sections, with the same engine-level match.
Part numbers include BOSCH SR6601N, WAI GLOBAL 30236N and VALEO 438524, among others listed above.
Buying Electrical Parts for a 2025 Audi RS3
On this vehicle, the electrical system covers charging, starting and the sensors and modules the vehicle relies on, from alternator and starter to oxygen sensors.
- Confirm you have the 2.5L L5 Turbocharged engine — every part on this page is matched to it.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Battery and Starter Motor .
Frequently Asked Questions
How many electrical parts fit the 2025 Audi RS3?
Our catalog currently lists 18 electrical parts for the 2025 Audi RS3 across 3 subcategories and 9 brands, covering the 2.5L L5 Turbocharged engine. Each part is matched to the engine(s) it fits.
What are the signs of electrical problems on a 2025 Audi RS3?
Common symptoms include slow cranking on cold mornings, a battery light that flickers, dim lights at idle, or a check-engine code pointing at a sensor circuit. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What should I replace at the same time?
Where labor overlaps, clean or renew the battery terminals and grounds with any charging-system repair.
What do the market flags (US, CA, MX) on each part mean?
They show the market for which the manufacturer published application data for that part — where the vehicle was first sold, not where the part was made. If your 2025 Audi RS3 was originally sold in the US, the safest choice is a part marked for the US market.
How do I make sure a part fits my 2025 Audi RS3?
Every part on this page is matched to the 2.5L L5 Turbocharged engine. Then test before replacing — a failed alternator and a bad ground can look identical, and sensors are frequently condemned for wiring faults. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2025 Audi RS3
Electrical Parts for Other Audi RS3 Years
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Manufacturer names, model designations and part numbers are used for identification and fitment reference only. AutoFactsDB is an independent catalog and is not affiliated with, endorsed by, or sponsored by any vehicle manufacturer displayed on this page.