What type of oil does a 2005 Infiniti G35 take?

The 2005 Infiniti G35 requires API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Base, 2D Coupe, Automatic configuration.

How much oil does a 2005 Infiniti G35 need?

The 2005 Infiniti G35 takes 5.00 QTS. (4.73 L) of engine oil with the filter replaced.

Can I use synthetic oil in my 2005 Infiniti G35?

Yes — synthetic oil that meets the API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30 specification is acceptable and often preferred for better protection and longer change intervals.

What happens if I use the wrong oil in my 2005 Infiniti G35?

Using oil that does not meet the API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30 specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.

Safety Warning

DIY auto repair can cause serious injury, fire, or vehicle damage. These guides are for informational purposes only. Always follow OEM torque specs, wear PPE, and consult a certified mechanic if you are unsure. You are solely responsible for your safety.

2005 Infiniti G35Oil Type & Capacity

OEM spec from the factory service manual for the Base, 2D Coupe, Automatic variant.

Quick Answer

Oil Type

$API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30

Capacity (w/ Filter)

5.00 QTS.

4.73 L

Variant

Base, 2D Coupe, Automatic

Note: API - SAE 5W-30 is preferred for all ambient temperatures. SAE 10W-30, 10W-40 may be used if the ambient temperature is above 0Deg.F (-18Deg.C).

This vehicle's factory manual

2005 Infiniti G35: confirm the engine, trim, or drivetrain to open the available repair and diagnosis sections.

Open this vehicle’s service manual

Sister site: See this spec on WhatTypeOfOil.com — our quick oil type & capacity lookup for every vehicle.

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What You'll Need

Engine Oil

$API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30 for Infiniti G35

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Oil Filter

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Frequently Asked Questions

What type of oil does a 2005 Infiniti G35 take?: The 2005 Infiniti G35 requires API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30. The exact spec may vary slightly by engine variant — this page shows the OEM recommendation for the Base, 2D Coupe, Automatic configuration.
How much oil does a 2005 Infiniti G35 need?: The 2005 Infiniti G35 takes 5.00 QTS. (4.73 L) of engine oil with the filter replaced.
Can I use synthetic oil in my 2005 Infiniti G35?: Yes — synthetic oil that meets the API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30 specification is acceptable and often preferred for better protection and longer change intervals.
What happens if I use the wrong oil in my 2005 Infiniti G35?: Using oil that does not meet the API - SG/SH Energy Conserving I and II or API - SJ or SL, Energy Conserving, ILSAC GF-I, GF-II and GF-III, SAE 5W-30 specification can reduce engine protection, increase wear, and potentially void warranty coverage. Always use oil that meets the OEM spec.