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OEM Audi Engine Parts Online

8A0820871AB - : Valve Cap for Audi Image

Valve Cap

Coupe.
$15.69
MSRP $23.79
Save $8.10
34% Off
4M0816181A - : Expansion Valve for Audi Image

Expansion Valve

For Auxiliary HVAC. R1234yf.
$70.07
MSRP $99.81
Save $29.74
29.8% Off
9P1601361E - : Valve Assembly for Audi Image

Valve Assembly

Incl.Cap and Nut. Color-Black. 2022-24, black.
$42.35
MSRP $58.33
Save $15.98
27.4% Off
8R0820679 - : Expansion Valve for Audi Image

Expansion Valve

Q5.
$237.15
MSRP $337.82
Save $100.67
29.8% Off
4H0616013D - : Control Valve for Audi Image

Control Valve

A8, S8. A7, S7, RS7.
$431.24
MSRP $624.98
Save $193.74
31% Off
78109623C - : Valve Springs for Audi Image

Valve Springs

A8. Cabriolet. All.
$17.81
MSRP $26.98
Save $9.17
34% Off
8B3816679C - : Expansion Valve for Audi Image

Expansion Valve

$38.71
MSRP $53.32
Save $14.61
27.4% Off
443803583M - : Drain Valve for Audi Image

Drain Valve

$5.61
MSRP $8.01
Save $2.40
30% Off
4M0816181 - : Expansion Valve for Audi Image

Expansion Valve

For Auxiliary HVAC. A8 Quattro. S8.
$68.20
MSRP $97.15
Save $28.95
29.8% Off

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Keep Your Audi's Engine Running Smooth with OEM Parts

Maintaining engine performance in your Audi requires parts tailored for your model’s exact specs. Whether you drive an Audi RS5, A6, or any other Audi, the following parts in your engine require the most investment in terms of maintenance.

Key Engine Parts That Need Special Attention

  • Piston: Converts fuel into motion; critical for power.
  • Valves: Controls airflow in and out of the combustion chamber.
  • Valve Cover: Protects the top of the engine and prevents oil leaks.
  • Camshaft: Coordinates valve timing for optimal combustion.

Five Most Iconic Audi Engines

  • 2.5L Inline-5 Turbo – Known for powering the RS3 and TT RS with rally heritage.
  • 4.2L V8 – A naturally aspirated icon found in older RS4 and RS5 models.
  • 3.0L V6 TFSI – A supercharged engine used in S4 and A6 Quattro models.
  • 5.2L V10 – Shared with Lamborghini, found in the Audi R8 and S6/S8.
  • 2.0L TFSI – A balance of efficiency and performance used across the lineup.

Underrated Tips to Maintain Your Engine

1. Use High-Quality Synthetic Oil.

This reduces wear and keeps internal parts cleaner.

2. Replace the Oil Filter Regularly.

Dirty filters reduce flow and protection—always opt for OEM oil filters.

3. Keep Up With Spark Plug Intervals.

Worn plugs lead to misfires and poor fuel economy.

4. Keep The Engine Bay Clean

A clean engine bay makes it easier to spot issues early.

Shop here at Audi Parts Store to enjoy exclusive discounts on all parts. Contact us today for reliable support from our parts team.