Current Turnaround Times

Standard Service – 1-3 Business Days

Expedited Service – 1 Business Day

Last Updated 4/13/2026 at 1:02 PM

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Optimax Fuel Injector Cleaning Service

Optimax Fuel Injector Cleaning Service

Ensure top performance for Optimax engines with our Fuel & Air Injector Cleaning & Flow Testing Service. Ultrasonic cleaning removes carbon buildup, while flow testing verifies balanced fuel delivery for smooth, efficient engine operation.

Mail-In & Shipping:
Customers ship injectors to InjectorRX. Fees in your order cover return shipping only; outbound shipping is customer responsibility.

LOCALS: Save on shipping costs. Fuel injector cleaning services in Houston, TX and surrounding areas are eligible for in-person drop-off and pickup. No shipping required.

NOTE – This order form is for fuel injectors only. Please don’t forget to add the air injector services to your cart as well! 

Price range: $22.00 through $46.00

Please enter the number of injectors you are sending us in the “quantity” field above.

Optimax Fuel Injector Cleaning Service FAQs

What does Optimax Fuel Injector Cleaning Service include?

InjectorRX fuel injector cleaning services include professional inspection, precision testing, and expert service performed by experienced technicians. Depending on the option selected, injectors may undergo ultrasonic cleaning, flow testing, and performance verification to ensure proper fuel delivery.

Depending on the service, customers can choose from three service options:

Flow Testing Only – injector performance is tested without cleaning (offered for Standard and Direct injectors only)
Standard Turnaround – full cleaning and testing with normal processing time
Expedited Service – priority one-day turnaround once your injectors arrive

After placing your order, simply print the order confirmation form and include it with your shipment. Carefully package your injectors by following our shipping instructions and ship them to our service facility using the shipping carrier of your choice. The shipping charge on your order will cover return shipping once your order is complete. 

Yes. Customers are responsible for shipping injectors to our facility. The shipping option selected during checkout covers return shipping only, which is the cost to ship your serviced injectors back to you.

InjectorRX Fuel Injection Cleaning Services can help resolve common injector issues such as:

• Rough idle
• Engine hesitation
• Poor fuel economy
• Uneven fuel delivery
• Engine misfires

Cleaning fuel injectors and testing them helps restore proper spray patterns and balanced fuel flow.

Yes. Fuel injector cleaning services from InjectorRX include a detailed flow test report showing injector performance and flow balance results. This documentation helps confirm proper operation before the fuel injectors are returned.

Turnaround time depends on the service option selected. Standard service follows normal processing times, while expedited service prioritizes your order for faster completion once your injectors arrive. Please check the header for the most up-to-date turnaround times.