The 2020 Audi A3 has 58 ignition parts with verified fitment on this page — 5 part types and 23 brands, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each part includes a manufacturer part number and application notes.
On the 2020 Audi A3, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules. Most of the listed parts are Ignition Coil (21 parts), Camshaft Position Sensor (15 parts) and Crankshaft Position Sensor (11 parts). The other 2 part types cover the remaining 11 parts.
The 2020 Audi A3 was sold with both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. 3 parts fit every engine; the other 55 are engine-specific. Each part shows which engine(s) it fits.
23 brands supply ignition parts for the 2020 Audi A3, led by WALKER PRODUCTS (7 parts), BOSCH (5 parts) and NGK (5 parts), plus 20 more brands. Quality grades include Standard Replacement, Economy and Double Platinum.
A "Popular" badge means the source catalog flagged the part as frequently chosen for the 2020 Audi A3. 12 parts have it, including STANDARD MOTOR PRODUCTS PC984 (Camshaft Position Sensor) and BOSCH 0261210383 (Crankshaft Position Sensor). Each part number opens a page with every vehicle that part fits.
Camshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Fits: 2.0L L4 Turbocharged | 2CAM0327 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| PRENCO Fits: 2.0L L4 Turbocharged | 4E1235 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| SKP Fits: 2.0L L4 Turbocharged | SKPC984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| STANDARD MOTOR PRODUCTS Popular Fits: 2.0L L4 Turbocharged | PC984 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Connector Shape: Rectangular | View on Amazon |
| WALKER PRODUCTS Popular Fits: 2.0L L4 Turbocharged | 2352067 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor OnlyConnector Shape: Oval | View on Amazon |
| ASTEMO / HITACHI Fits: 2.0L L4 Turbocharged | CPS0267 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Mounting Method: 1 Bolt | View on Amazon |
| BECK/ARNLEY Fits: 2.0L L4 Turbocharged | 1800763 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DELPHI Fits: 2.0L L4 Turbocharged | SS11473 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| HELLA Fits: 2.0L L4 Turbocharged | 009168401 | 🇺🇸 US | 3-Pin Connectorwith Seal Ring | View on Amazon |
| WELLS Fits: 2.0L L4 Turbocharged | 5S14774 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: 2.0L L4 Turbocharged | 0986280610 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Engine Camshaft Position Sensor | View on Amazon |
| DORMAN Fits: 2.0L L4 Turbocharged | 962280 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A3 Base Model | View on Amazon |
| MARELLI Fits: 1.4L L4 Turbocharged | SAC120 | 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 1.4L L4 Turbocharged | PC984 | 🇲🇽 MX | Connector Shape: Rectangular | View on Amazon |
| WALKER PRODUCTS Fits: 1.4L L4 Turbocharged | 2352067 | 🇲🇽 MX | Sensor OnlyConnector Shape: Oval | View on Amazon |
This table covers the sensors that report camshaft position to the ECU. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
15 Camshaft Position Sensor parts for the 2020 Audi A3 come from 13 brands — STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, HOLSTEIN and 10 other brands. The "Popular" part is STANDARD MOTOR PRODUCTS PC984.
The Economy section lists 3 options from HOLSTEIN, PRENCO and SKP — the catalog's value-priced group. HOLSTEIN 2CAM0327 is listed in this group.
In the Standard Replacement grade, STANDARD MOTOR PRODUCTS, WALKER PRODUCTS, ASTEMO / HITACHI and 4 other brands supply 7 parts: built to original-equipment specification. A representative part number is STANDARD MOTOR PRODUCTS PC984.
5 further parts sit outside the graded sections, with the same engine-level match.
Crankshaft Position Sensor
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| HOLSTEIN Fits: 2.0L L4 Turbocharged | 2CRK0328 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| PRENCO Fits: 2.0L L4 Turbocharged | 4D1367 | 🇺🇸 US 🇨🇦 CA | 2WD | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: 2.0L L4 Turbocharged | 0261210383 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Engine Crankshaft Position Sensor | View on Amazon |
| DELPHI Popular Fits: 2.0L L4 Turbocharged | SS12089 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| BECK/ARNLEY Fits: 2.0L L4 Turbocharged | 1800780 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| NTK Fits: 2.0L L4 Turbocharged | EH0067 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | A3 Base Model | View on Amazon |
| STANDARD MOTOR PRODUCTS Fits: 2.0L L4 Turbocharged | PC886 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS Fits: 2.0L L4 Turbocharged | 2351589 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Sensor Only | View on Amazon |
| WELLS Fits: 2.0L L4 Turbocharged | 5S12685 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits A3 Base Modelor A3 Quattrowith 3 Terminal(s) | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| MARELLI Fits: 1.4L L4 Turbocharged | SAG289 | 🇲🇽 MX | View on Amazon | |
| WALKER PRODUCTS Fits: 1.4L L4 Turbocharged | 2352134 | 🇲🇽 MX | Sensor OnlyColor: Gray | View on Amazon |
This table covers the sensors that report crankshaft position and engine speed. Typical signs include a stall, a no-start, or a code for cam or crank correlation. Check the connector and the reluctor gap before replacing the sensor.
11 Crankshaft Position Sensor parts for the 2020 Audi A3 come from 10 brands — WALKER PRODUCTS, HOLSTEIN, PRENCO and 7 other brands. The "Popular" part is BOSCH 0261210383.
The Economy section: 2 options from HOLSTEIN and PRENCO. HOLSTEIN 2CRK0328 is listed in this group.
Standard Replacement: 7 parts, from BOSCH, DELPHI, BECK/ARNLEY and 4 other brands. A representative part number is BOSCH 0261210383.
2 further parts sit outside the graded sections, with the same engine-level match.
Ignition Coil
Economy
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| SKP Popular Fits: 2.0L L4 Turbocharged | SKUF716 | 🇺🇸 US | Hitachi design | View on Amazon |
| HOLSTEIN Fits: 2.0L L4 Turbocharged | 2IGC0516 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| PRENCO Fits: 2.0L L4 Turbocharged | 368338 | 🇺🇸 US 🇨🇦 CA | Includes 36-2175 Boot Kit2WD | View on Amazon |
| PRENCO Fits: 2.0L L4 Turbocharged | 368278 | 🇺🇸 US 🇨🇦 CA | Includes 36-2150 Boot Kit | View on Amazon |
| SPECTRA PREMIUM Fits: 2.0L L4 Turbocharged | C874 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ignition Coil Mounts to Cylinder Headwith Hitachi Design | View on Amazon |
| ULTRA-POWER Fits: 2.0L L4 Turbocharged | 5C1684 | 🇺🇸 US 🇨🇦 CA | 4WD/AWD | View on Amazon |
Premium
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| DELPHI Popular Fits: 2.0L L4 Turbocharged | GN10632 | 🇺🇸 US 🇨🇦 CA | View on Amazon | |
| ASTEMO / HITACHI Fits: 1.4L L4 Turbocharged | IGC3894 | 🇲🇽 MX | Coil on Plug | View on Amazon |
| ASTEMO / HITACHI Fits: 1.4L L4 Turbocharged | IGC3894S | 🇲🇽 MX | Mounting Position: Coil On Plug | View on Amazon |
Standard Replacement
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: 2.0L L4 Turbocharged | 0986221072 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| KARLYN / BREMI / STI Popular Fits: all 2020 A3 engines | 20529 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Bremi-STI Direct Ignition Coil Unit | View on Amazon |
| WALKER PRODUCTS Popular Fits: 1.4L L4 Turbocharged | 9212287 | 🇲🇽 MX | Single CoilTerminal Type: Blade | View on Amazon |
| BECK/ARNLEY Fits: 2.0L L4 Turbocharged | 1788574 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| DENSO Fits: 2.0L L4 Turbocharged | 6739206 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Direct Ignition Coil or Coil On Plug | View on Amazon |
| MARELLI Fits: 1.4L L4 Turbocharged | BAEQ199 | 🇲🇽 MX | View on Amazon | |
| NGK Fits: 2.0L L4 Turbocharged | 48900 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | View on Amazon | |
| STANDARD MOTOR PRODUCTS Fits: 2.0L L4 Turbocharged | UF716 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Fits A3 Base Modelor A3 Quattro | View on Amazon |
| UNITED MOTOR PRODUCTS Fits: all 2020 A3 engines | COP618 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Body code 8V | View on Amazon |
| WALKER PRODUCTS Fits: 1.4L L4 Turbocharged | 9212373 | 🇲🇽 MX | Single Coil | View on Amazon |
| WALKER PRODUCTS Fits: 2.0L L4 Turbocharged | 9212313 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Single Coil | View on Amazon |
| WELLS Fits: 2.0L L4 Turbocharged | 5C1684 | 🇺🇸 US 🇨🇦 CA | Requires External Resistor: YES | View on Amazon |
This table covers the coils that fire each spark plug. Typical signs include a misfire that follows one cylinder, a snap in damp weather, or a coil that is swollen or cracked. Swap a suspect coil with a neighbor to confirm, then replace boots that tore on the way off.
21 Ignition Coil parts for the 2020 Audi A3 come from 17 brands — WALKER PRODUCTS, PRENCO, ASTEMO / HITACHI and 14 other brands. The "Popular" part is SKP SKUF716. 2 parts fit every engine; the other 19 are engine-specific.
The Economy section: 6 options from PRENCO, SKP, HOLSTEIN and 2 other brands. SKP SKUF716 is listed in this group.
In the Premium grade, ASTEMO / HITACHI and DELPHI supply 3 parts: a step above OE specification in materials, tolerances or warranty terms. A representative part number is DELPHI GN10632.
Standard Replacement: 12 parts, from WALKER PRODUCTS, BOSCH, KARLYN / BREMI / STI and 7 other brands. A representative part number is BOSCH 0986221072.
Ignition Lock Housing
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| ÜRO PARTS Fits: all 2020 A3 engines | 1K0905851B | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Includes Ignition Switch | View on Amazon |
This table covers the Ignition Lock housings.
One part is listed for the 2020 Audi A3 — ÜRO PARTS 1K0905851B.
Spark Plug
Summary: Notes include pre-set gaps of 0.025", 0.027", 0.028", 0.030", 0.032" and 0.044". Replacement brands in this table include NGK, BOSCH and AUTOLITE.
Double Platinum (lasts up to 3x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Popular Fits: 2.0L L4 Turbocharged | 8160 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | OE Fine Wire Double PlatinumPre-Set Gap: 0.027" | View on Amazon |
| AUTOLITE Fits: 2.0L L4 Turbocharged | APP5325 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ground Electrode Tip Design: StandardDouble Platinum | View on Amazon |
| CHAMPION Fits: 2.0L L4 Turbocharged | 7600 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Double Platinum PowerPre-Set Gap: 0.028" | View on Amazon |
| NGK Fits: 2.0L L4 Turbocharged | 94833 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Laser PlatinumPre-Set Gap: 0.032" | View on Amazon |
Iridium (lasts up to 4x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| BOSCH Fits: 2.0L L4 Turbocharged | 8501 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | EVOPre-Set Gap: 0.025" | View on Amazon |
| CHAMPION Fits: 2.0L L4 Turbocharged | 9069 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | IridiumPre-Set Gap: 0.032" | View on Amazon |
| NGK Fits: 2.0L L4 Turbocharged | 95749 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Laser Iridium | View on Amazon |
Platinum (lasts up to 2x longer than Copper / Nickel)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| AUTOLITE Fits: 2.0L L4 Turbocharged | AP5325 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | PlatinumPre-Set Gap: 0.044" | View on Amazon |
Ruthenium (maximum durability & ignitability)
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Popular Fits: 2.0L L4 Turbocharged | 95125 | 🇺🇸 US 🇨🇦 CA 🇲🇽 MX | Ruthenium HX High IgnitabilityPre-Set Gap: 0.032" | View on Amazon |
| Brand | Part Number | Markets | Notes | Buy |
|---|---|---|---|---|
| NGK Fits: 1.4L L4 Turbocharged | 95463 | 🇲🇽 MX | Laser PlatinumPre-Set Gap: 0.03" | View on Amazon |
This table covers the spark plugs for this engine. Typical signs include misfire under load, rough idle, or a flashing check-engine light. Verify the gap even on pre-gapped plugs, and replace coil boots that come off a high-mileage engine.
10 Spark Plug parts are listed for the 2020 Audi A3, from NGK, BOSCH, AUTOLITE and 1 other brand. BOSCH 8160 carries the "Popular" badge.
In the Double Platinum (lasts up to 3x longer than Copper / Nickel) grade, BOSCH, AUTOLITE, CHAMPION and 1 other brand supply 4 parts: grouped under the catalog's "Double Platinum (lasts up to 3x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is BOSCH 8160.
The Iridium (lasts up to 4x longer than Copper / Nickel) section lists 3 options from BOSCH, CHAMPION and NGK — grouped under the catalog's "Iridium (lasts up to 4x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. BOSCH 8501 is listed in this group.
In the Platinum (lasts up to 2x longer than Copper / Nickel) grade, AUTOLITE supplies 1 part: grouped under the catalog's "Platinum (lasts up to 2x longer than Copper / Nickel)" designation — the notes column spells out what sets them apart. A representative part number is AUTOLITE AP5325.
In the Ruthenium (maximum durability & ignitability) grade, NGK supplies 1 part: grouped under the catalog's "Ruthenium (maximum durability & ignitability)" designation — the notes column spells out what sets them apart. A representative part number is NGK 95125.
1 ungrouped part is not assigned to a grade, with the same engine-level match.
Buying Ignition Parts for a 2020 Audi A3
On this vehicle, the ignition system delivers spark at the right moment — plugs, coils, wires, distributors and ignition modules.
- Match the engine first. Some ignition parts fit every engine; others are engine-specific. Each row shows which engine(s) it fits.
- Read the notes on each row for position, trim and spec qualifiers before you order.
- Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
- Cross-reference the manufacturer part number against your old part or a service-manual listing.
Start with the largest groups on this page: Ignition Coil and Camshaft Position Sensor .
Frequently Asked Questions
How many ignition parts fit the 2020 Audi A3?
Our catalog currently lists 58 ignition parts for the 2020 Audi A3 across 5 subcategories and 23 brands, covering both the 1.4L L4 Turbocharged and the 2.0L L4 Turbocharged. Each part is matched to the engine(s) it fits.
Do ignition parts differ between 2020 Audi A3 engines?
Some do. 3 parts fit every engine; the other 55 are engine-specific. Each row (and the filter at the top) shows which. If you're unsure which engine you have, check the emissions label under the hood or the 8th character of your VIN.
What are the signs of ignition problems on a 2020 Audi A3?
Common symptoms include misfires under load, rough idle, flashing check-engine light, or poor starting in damp weather. If you notice any of these, identify the affected subcategory above and cross-reference the part numbers listed.
What spark-plug gap is listed for the 2020 Audi A3?
Notes on this page include pre-set gaps of 0.025", 0.027", 0.028", 0.030", 0.032" and 0.044". Still verify against spec — even “pre-gapped” plugs should be checked before they go in.
What should I replace at the same time?
Where labor overlaps, replace plugs and wires (or coil boots) as a set — one weak cylinder makes the whole set feel bad.
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 2020 Audi A3 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 2020 Audi A3?
First match the engine — each row shows which engine(s) the part fits. Then gap matters even on “pre-gapped” plugs — verify against spec, and replace coil boots when they come off a high-mileage engine. The notes column carries position and trim qualifiers where they apply.
Other Parts for the 2020 Audi A3
Ignition Parts for Other Audi A3 Years
Switch vehicle or jump to a subcategory
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.