Infiniti I35 MPG by Year & Engine (EPA)
EPA fuel-economy ratings for every rated Infiniti I35 model year from 2002 to 2004 — each engine and transmission with its official city, highway and combined figures. Over these years the I35 has been offered with 3.5L 6-cyl power plants; the most efficient version is the 2004 (up to 20 MPG combined). All rated versions run on regular gasoline. Data: U.S. Department of Energy & EPA, fueleconomy.gov; prices are live medians from VehiSales listings.
Infiniti I35 fuel economy by year
| Year | Combined MPG | Engines | Median used price | For sale |
|---|---|---|---|---|
| 2004 | 20 | 3.5L 6-cyl | — | — |
| 2003 | 20 | 3.5L 6-cyl | — | — |
| 2002 | 20 | 3.5L 6-cyl | — | — |
2004 Infiniti I35: engines & MPG
The 2004 I35 was EPA-rated in 1 version (3.5L 6-cyl), with combined economy of 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| I35 | 3.5L 6-cyl | Automatic 4-spd | Regular | 17 | 24 | 20 MPG |
2003 Infiniti I35: engines & MPG
The 2003 I35 was EPA-rated in 1 version (3.5L 6-cyl), with combined economy of 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| I35 | 3.5L 6-cyl | Automatic 4-spd | Regular | 17 | 24 | 20 MPG |
2002 Infiniti I35: engines & MPG
The 2002 I35 was EPA-rated in 1 version (3.5L 6-cyl), with combined economy of 20 MPG.
| Version | Engine | Transmission | Fuel | City | Hwy | Combined |
|---|---|---|---|---|---|---|
| I35 | 3.5L 6-cyl | Automatic 4-spd | Regular | 17 | 24 | 20 MPG |
Frequently asked questions
What MPG does a Infiniti I35 get?
Depending on year and engine, EPA combined economy for the I35 ranges from 20 to 20 MPG. The most efficient rated version is the 2004 model year.
What engines does the 2004 Infiniti I35 have?
The 2004 I35 was EPA-rated with 3.5L 6-cyl — see the 2004 table above for each version's exact city/highway figures.
Does the Infiniti I35 require premium gas?
No — rated versions run on regular.
https://vehisales.com/research/fuel-economy/infiniti/i35.
Underlying ratings are public-domain EPA/DOE data from fueleconomy.gov.
See also: Infiniti I35 hub — live listings, prices & reliability · Most fuel-efficient cars by segment · Model price trends. Media inquiries: [email protected].