Q8 Mahler GR5 SAE 40 - Official Q8Oils Website

Q8 Mahler GR5 SAE 40

Ultra high performance stationary gas engine oil

Oil Type

Gas engine oil

Available Packaging

208 L





Power generation


Q8 Mahler GR5 is a ultra-high performance synthetic (hydrocracked) gas engine oil. This product is designed as part of the Q8Oils clean technology program, which benefits from in-house developments and customized solutions. Q8 Mahler GR series products meet the challenges of the latest generation (steel piston, high output and low emission) engines, ensuring clean engines in combination with extended drain performance. The product is specifically developed with the aim to operate under the most challenging and extreme operating conditions while reducing the total operational cost of the user.


Engine Lean-burn and stoichiometric four-stroke stationary gas engines, including high BMEP type. Operations Mild to severe conditions, including high pressure, high load and high temperature operations. Gas type Natural gas, also suitably for special gases requiring a low ash gas engine oil.


Extended drain

  • Superiorly balanced gas engine oil, providing exceptional engine cleanliness, low oil consumption with extreme protection for the cylinder head valves and valve seats, significantly reducing the total operational costs

Enhanced technology

  • Maximal oil life due to to exceptional oxidative and thermal stability even at high temperatures

Extended drain

  • Exceptional alkalinity reserve maintains engine performance and durability while extending oil drain interval

Specifications & approvals

Caterpillar Energy Solutions

CG132, CG170, CG260

INNIO Jenbacher

TA 1000-1109, Type 2, 3 Series - Fuel class A, B

INNIO Jenbacher

TA 1000-1109, Type 4 (A & B) - Fuel class A, B

INNIO Jenbacher

TA 1000-1109, Type 4 (C) - Fuel class A, B

INNIO Jenbacher

TA 1000-1109, Type 6 (C & E) - Fuel class A, B

INNIO Jenbacher

TA 1000-1109, Type 6 (F) - Fuel class A, B

INNIO Jenbacher

TA 1000-1109, catalytic converter approved

INNIO Jenbacher

TA 1000-1109, extended oil change interval



M 3271-2 (Natural gas)



Rolls-Royce Bergen

B series



Less specifications


The original manufacturers recommendation should be followed.

Contact our experts for more information about this product


The prize will be sent to you after the promotion.

Do not hesitate to participate again with a new code!

Too bad,

this code is incorrect or has already been used. Please try again with a new code!