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Standard Ignition PR495 Fuel Injection Pressure Regulator
| Brand | Standard Ignition PR495 |
|---|---|
| Adjustable | Yes |
| Contents | Includes Caution Sheet |
| Fuel Type | Gas |
| Functions | Regulator |
| New or Reman | New |
| Notes | Includes O-Ring |
| Number of outlets | 1 |
| Reference Port Included | No |
| Type | Returnless |
| Fits | Lexus and Toyota · 74 vehicles |
Returnless design. Helps regulate fuel pressure in gas injection systems.
Adjustable regulator. Lets you fine-tune fuel pressure for the application.
Includes O-ring. Ready for a cleaner, more secure seal.
Cross-references Dorman - OE Solutions 800-607, Gates 24203 and Standard Ignition PR495 for the same application. See all 5.
Fuel Pressure Control for Returnless Gas Systems
Standard Ignition PR495 is an adjustable fuel injection pressure regulator for returnless gas fuel systems. It is built for direct replacement service on select Lexus and Toyota applications, including Lexus ES350, GS350, IS250, LS460, RX350, and Toyota Camry, Highlander, and Avalon models.
Key Features
- Adjustable fuel injection pressure regulator for returnless gas systems
- New replacement part with one inlet and one outlet
- Includes O-ring and caution sheet
- No reference port included
- Standard Ignition PR495 for service on select Lexus and Toyota fuel systems
Application Details
This fuel injection pressure regulator helps maintain the fuel pressure required by the engine management system in returnless fuel delivery setups. Standard Ignition PR495 is listed for a wide range of Lexus and Toyota vehicles, including Fits 2012-2017 Toyota Camry, N/A; Fits 2011-2016 Toyota Highlander, N/A; Fits 2013-2014 Toyota Avalon, N/A; Fits 2013-2018 Lexus ES350, N/A; Fits 2013-2016 Lexus GS350, N/A; Fits 2014-2017 Lexus IS350, N/A; Fits 2007-2017 Lexus LS460, N/A; and additional Lexus applications. This part cross-references Dorman OE Solutions 800-607 for the same application.
Common Issues It May Address
- Fuel pressure that is too high or too low
- Hard starting caused by unstable fuel delivery
- Rough idle or hesitation under load
- Fuel trim or drivability concerns related to pressure regulation
- Fuel system service needs on returnless gasoline applications
Installation Notes and Tips
Verify the vehicle’s fuel system type, regulator style, and OE part match before installation. PR495 is an adjustable returnless regulator with one inlet and one outlet, so confirm the original configuration and sealing surface. Replace the O-ring during service and follow the included caution sheet for handling and installation guidance.
Quality Assurance
Standard Ignition supplies new fuel system components for service replacement use. PR495 is built for gasoline returnless applications and is listed with OE-style interchange references for application matching.
| Year | Make | Model | Liters | Cylinders | Fuel Type | Position | Notes |
|---|---|---|---|---|---|---|---|
| 2018 | Lexus | ES350 | — | — | — | N/A | — |
| 2018 | Lexus | GS450h | — | — | — | N/A | — |
| 2017 | Lexus | ES350 | — | — | — | N/A | — |
| 2017 | Lexus | GS450h | — | — | — | N/A | — |
| 2017 | Lexus | IS350 | — | — | — | N/A | — |
| 2017 | Lexus | LS460 | — | — | — | N/A | — |
| 2017 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2016 | Lexus | ES350 | — | — | — | N/A | — |
| 2016 | Lexus | GS350 | — | — | — | N/A | — |
| 2016 | Lexus | GS450h | — | — | — | N/A | — |
| 2016 | Lexus | IS350 | — | — | — | N/A | — |
| 2016 | Lexus | LS460 | — | — | — | N/A | — |
| 2016 | Lexus | LS600h | — | — | — | N/A | — |
| 2016 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2016 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2015 | Lexus | ES350 | — | — | — | N/A | — |
| 2015 | Lexus | GS350 | — | — | — | N/A | — |
| 2015 | Lexus | GS450h | — | — | — | N/A | — |
| 2015 | Lexus | IS250 | — | — | — | N/A | — |
| 2015 | Lexus | IS350 | — | — | — | N/A | — |
| 2015 | Lexus | LS460 | — | — | — | N/A | — |
| 2015 | Lexus | LS600h | — | — | — | N/A | — |
| 2015 | Lexus | RX350 | — | — | — | N/A | — |
| 2015 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2015 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2014 | Lexus | ES350 | — | — | — | N/A | — |
| 2014 | Lexus | GS350 | — | — | — | N/A | — |
| 2014 | Lexus | GS450h | — | — | — | N/A | — |
| 2014 | Lexus | IS F | — | — | — | N/A | — |
| 2014 | Lexus | IS250 | — | — | — | N/A | — |
| 2014 | Lexus | IS350 | — | — | — | N/A | — |
| 2014 | Lexus | LS460 | — | — | — | N/A | — |
| 2014 | Lexus | LS600h | — | — | — | N/A | — |
| 2014 | Lexus | RX350 | — | — | — | N/A | — |
| 2014 | Toyota | Avalon | 3.5L | V6 | — | N/A | — |
| 2014 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2014 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2013 | Lexus | ES350 | — | — | — | N/A | — |
| 2013 | Lexus | GS350 | — | — | — | N/A | — |
| 2013 | Lexus | GS450h | — | — | — | N/A | — |
| 2013 | Lexus | IS F | — | — | — | N/A | — |
| 2013 | Lexus | IS250 | — | — | — | N/A | — |
| 2013 | Lexus | LS460 | — | — | — | N/A | — |
| 2013 | Lexus | LS600h | — | — | — | N/A | — |
| 2013 | Lexus | RX350 | — | — | — | N/A | — |
| 2013 | Toyota | Avalon | 3.5L | V6 | — | N/A | — |
| 2013 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2013 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2012 | Lexus | IS F | — | — | — | N/A | — |
| 2012 | Lexus | LS460 | — | — | — | N/A | — |
| 2012 | Lexus | LS600h | — | — | — | N/A | — |
| 2012 | Lexus | RX350 | — | — | — | N/A | — |
| 2012 | Toyota | Camry | 3.5L | V6 | — | N/A | — |
| 2012 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2011 | Lexus | GS460 | — | — | — | N/A | — |
| 2011 | Lexus | IS F | — | — | — | N/A | — |
| 2011 | Lexus | LS460 | — | — | — | N/A | — |
| 2011 | Lexus | LS600h | — | — | — | N/A | — |
| 2011 | Lexus | RX350 | — | — | — | N/A | — |
| 2011 | Toyota | Highlander | 3.5L | V6 | GAS | N/A | — |
| 2010 | Lexus | GS460 | — | — | — | N/A | — |
| 2010 | Lexus | IS F | — | — | — | N/A | — |
| 2010 | Lexus | LS460 | — | — | — | N/A | — |
| 2010 | Lexus | LS600h | — | — | — | N/A | — |
| 2009 | Lexus | GS460 | — | — | — | N/A | — |
| 2009 | Lexus | GX470 | — | — | — | N/A | — |
| 2009 | Lexus | IS F | — | — | — | N/A | — |
| 2009 | Lexus | LS460 | — | — | — | N/A | — |
| 2009 | Lexus | LS600h | — | — | — | N/A | — |
| 2008 | Lexus | GS460 | — | — | — | N/A | — |
| 2008 | Lexus | IS F | — | — | — | N/A | — |
| 2008 | Lexus | LS460 | — | — | — | N/A | — |
| 2008 | Lexus | LS600h | — | — | — | N/A | — |
| 2007 | Lexus | LS460 | — | — | — | N/A | — |
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