Designed as a direct replacement for factory M177 head bolts, our ARP Head Studs are one of the most popular upgrades for your high boost M177 Engine. These ARP studs are made of 625 grade Inconel and are equipped to handle extreme cylinder pressures.
These studs have proper thread length for your M177 engine. Don't purchase the wrong hardware. Trust the engineers at PTG to get you setup right!
Kit Includes:
- Twenty ARP 625 Grade Inconel Head Studs
- Twenty ARP Head Stud Washers
- Twenty ARP Head Stud 12-Pt Nuts
Installation requires silicone sealant.
Vehicle Fitment
| Mercedes-Benz |
GLE 63 AMG |
2019-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GLE 63 S AMG |
2019-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
E63 S AMG |
2017-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
S63 AMG |
2017-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GT 4-Door Coupe |
2019-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
AMG S 63 Coupe |
2018-2020 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
AMG S 63 Cabriolet |
2018-2020 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
AMG S 63 Sedan |
2018-2020 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
AMG G-Class (G63) |
2019-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
C63 AMG |
2015-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
C63 S AMG |
2015-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
C63 Cabriolet AMG |
2016-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
C63 Coupe AMG |
2016-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GLC 63 AMG |
2017-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GLC 63 S AMG |
2017-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
CLS 63 AMG |
2018-2020 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GLS 63 AMG |
2020-2023 |
M177 4.0L V8 Turbo |
| Mercedes-Benz |
GLS 63 S AMG |
2020-2023 |
M177 4.0L V8 Turbo |
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