Piston Rings


- Porsche 958 Cayenne S V6 3.0L Hybrid 380HP 2010-17
- Porsche 9YA Cayenne S V6 2.9L Petrol 440Hp 2018-23
- Porsche 9YA Cayenne Coupe S V6 2.9L Petrol 440Hp 2019-23
- Porsche 9YA Cayenne GTS V8 4.0L Petrol 460Hp 2020-23
- Porsche 9YA Cayenne Coupe GTS V8 4.0L Petrol 460Hp 2021-23
- Porsche 9YA Cayenne Turbo V8 4.0L Petrol 550Hp 2020-23
- Porsche 9YA Cayenne Coupe Turbo V8 4.0L Petrol 550Hp 2019-23
- Porsche 9YA Cayenne Coupe Turbo GT V8 4.0L 640Hp 2021-23
- Porsche 970.1 Panamera S Hybrid V6 3.0L 2011-13
- Porsche 970.2 Panamera S E-Hybrid V6 3.0L (416Hp) 2014-16
- Porsche 971.1 Panamera 4S V6 3.0L 4WD (440 Hp) 2017-20
- Porsche 971.1 Panamera 4S V6 3.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera 4S 2.9L Twin-Turbo V6 Sport Turismo 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD (550 Hp) 2017-20
- Porsche 971.1 Panamera Turbo V8 4.0L 4WD Executive 2017-20
- Porsche 971.1 Panamera Turbo 4.0L Twin-Turbo V8 Sport Turismo 2017-20
- Porsche 971.2 Panamera 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 2.9L V6 2021-23
- Porsche 971.2 Panamera 4 Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S 2.9L V6 2021-23
- Porsche 971.2 Panamera 4S Sport Turismo 2.9L V6 2021-23
- Porsche 971.2 Panamera Turbo S 4.0L V8 2021-23
- Porsche 971.2 Panamera Turbo S Sport Turismo 4.0L V8 2021-23
- Porsche 976 Panamera V6 2.9L 2023>>
- Porsche 976 Panamera 4 V6 2.9L 2023>>
- Porsche 95B.2 Macan GTS Petrol 2.9L V6 380Bhp 2019-21
- Porsche 95B.2 Macan Turbo 2.9L V6 440Bhp 2019-21
- Porsche 95B.3 Macan S Petrol 2.9L V6 380Bhp 2022>>
- Porsche 95B.3 Macan GTS Petrol 2.9L V6 440Bhp 2022>>
Sold Each.
Fits:
Porsche 92A Cayenne (958) 3.0L Hybrid 2011>>2018
Cars With Engine Codes:
06EC / CGEA / CGE / CGFA / CJT
Porsche 95B Macan 2.9L / GTS / Turbo MKII 2019>>
Cars With Engine Codes:
DGR / DGRB / DGRC / TV8+GP2
Porsche 970 Panamera 3.0L Hybrid MKI / MKII 2010>>2016
Cars With Engine Codes:
CGEA / CGE / CGFA
Porsche 971 Panamera 4.0L Turbo / Twin-Turbo MKI 2017>>2021
Cars With Engine Codes:
CVDA / CVD
Cars With Option Codes:
A8H - "Turbo" Equipment
Porsche 971 Panamera 4.0L GTS MKI 2017>>2021
Cars With Engine Codes:
CVDD / CVD
Cars With Option Codes:
E0W - "GTS" Version
Porsche 971 Panamera 2.9L / 3.0L Twin-Turbo MKI 2017>>2021
Cars With Engine Codes:
CSZ / CSZA / CSZB / CXT / CXTA / DGP / DGPA
Porsche 971.2 Panamera 4.0L Turbo MKII 2021>>2024
Porsche 971.2 Panamera 2.9L V6 MKII 2021>>2024
Porsche 976 Panamera 2.9L V6 2024>>
Porsche 9YA Cayenne 4.0L Turbo / GTS 2018>>2024
Cars With Engine Codes:
DCUA / DCUD / DCU / DWN/ DWNA
Porsche 9YA Cayenne 2.9L V6 2018>>2024
Cars With Engine Codes:
DCAB / DCA
Diagram Ref No 3
Related reference numbers
Related, superseded, cross reference or alternative numbers for comparison.
N0122781
The product you are viewing cross references to these numbers



Piston Rings – Precision Engine Sealing & Performance for Porsche Models
The piston rings in your Porsche engine are critical components that maintain compression, regulate oil consumption, and ensure efficient combustion. Positioned around the pistons, they create a tight seal between the piston and cylinder wall, keeping combustion gases contained while allowing smooth piston movement.
At Design911, we supply a comprehensive range of piston rings designed for both classic and modern Porsche engines. Manufactured from high-strength, heat-resistant materials, these rings deliver exceptional sealing, reduced friction, and long-term reliability. Whether you’re performing a full engine rebuild or a top-end refresh, our quality piston rings are engineered for perfect fitment and optimum performance.
What Do Piston Rings Do?
Piston rings perform three vital functions within the
engine:
- Sealing
the combustion chamber – to prevent gas leakage and maintain
compression.
- Controlling
oil consumption – by scraping excess oil from the cylinder walls.
- Conducting heat – transferring it from the piston to the cylinder wall to prevent overheating.
These rings are essential for maintaining engine
efficiency, power output, and longevity. Properly functioning piston rings
ensure consistent compression, clean emissions, and smooth performance.
Why Do Piston Rings Fail?
Piston rings are subject to intense heat, pressure, and friction. Over time, these conditions can lead to wear, loss of sealing ability, or even engine damage.
Common Causes of Piston Ring Failure Include:
- Excessive
wear or scoring from poor lubrication or debris.
- Carbon
build-up causing sticking or uneven sealing.
- Overheating
that leads to ring warping or loss of tension.
- Corrosion
or fatigue from oil contamination.
- Improper installation during rebuilds or maintenance.
Symptoms of worn piston rings include blue exhaust smoke, loss of compression, reduced performance, or excessive oil consumption — all signs that replacement is required.
Why Replace Piston Rings?
Replacing worn or damaged piston rings restores compression, improves combustion efficiency, and protects your Porsche engine from further wear. Our high-performance piston rings are built to withstand extreme conditions, ensuring consistent sealing and reduced friction.
Key Benefits:
- Restores compression and engine power.
- Reduces oil consumption and exhaust smoke.
- Improves fuel efficiency and combustion quality.
- Constructed from durable, heat- and corrosion-resistant alloys.
- Direct-fit
compatibility for a wide range of Porsche models.
- Ideal for rebuilds, restorations, or performance upgrades.
Investing in premium-quality piston rings ensures lasting performance, smoother running, and optimal engine reliability.
Highlights:
- Precision-engineered piston rings for Porsche engines.
- Restores compression, performance, and oil control.
- Made from high-strength, wear-resistant materials.
- Perfect fit for classic and modern Porsche models.
- Essential for rebuilds and long-term engine health.
- Ensures smooth, efficient combustion and lower emissions.