Our current turnaround times are as follows.
STANDARD: 3-5 Business Days
EXPEDITED: 1 Business Day

We do not service or clean the following injectors:

    • Diesel Injectors
    • GM Spider Injectors

We also offer an Expedited (1-business day) fuel injector cleaning service at $30.00 per injector and $35.00 per Direct Injector (GDI).

Note: Expedited service is subject to a minimum charge of $60.00.

Select Your Service.

Please select the service you require from the list directly below. Fill out and print the form. Ship the form with your injectors to us. Don’t be concerned if you accidentally chose the wrong form. We will call to verify before we start the work.  Still not sure what to do? Give us a call at 1.800.381.2065, we like to help our customers.

If you do not have a printer please include your contact information with at minimum a phone number on a note with the injectors and then ship them to us.

Note: By shipping your injectors or any other components for service to us, it is implied that you except our standard warranty policy.


Note: We also ultrasonically clean fuel rails and throttle bodies.

Work on your injectors can not be started if your customer information is not included.  To ensure proper replacement and match, please leave o-rings and spacers on the injector.  Dry each injector and then place it in individual plastic bags. If so desired, mark each bag with the cylinder it came from. Placing the injectors in a plastic bag will also prevent gasoline odors coming from your parcel.

If required please download the latest copy of Adobe Reader

Adobe Acrobat Reader

Click to read our warranty

Return shipping United States.

$10.00 Flat Rate Priority Mail shipping in the contiguous United States only. (Max of 8 injectors; no rails)
$18.00 Flat Rate Priority Mail shipping in the contiguous United States only. (More than 8 injectors; no rails)

Express mail return shipping is available through USPS for $45 or via other major carriers at the current market rate. Please indicate that you would like this on the information sheet included with your injectors and we will call you before processing your payment to confirm your shipping selection. (Max of 8 injectors)

Please indicate the amount of insurance you want.  Note: $1.85 will be added for each $100 of insurance required.


Note: Injector RX cannot be held responsible, liable or blamed for errors,  mistakes, non-deliveries, damage or product lost whilst shipments are in the custody of  USPS, UPS, FedEx or any shipping company you might request us to use.

International Shipping.

International shipping is based on the country of origin and the service requested.

Payment information:

We accept Visa, Master Card, Discover, AMEX, money order and PayPal as payment.

No checks will be accepted.


PayPal payment requests, must be accompanied with the correct PayPal id (PayPal Email address) and a contact number. (Phone Number)

A request for payment will be e-mailed to you once the work on your injectors are completed.

Credit cards.

Be sure to include your credit card info, a contact number and sign the credit card authorization on the information sheet.

If you do not feel comfortable to supply your credit card detail on the form please just sign the Authorization section. We will contact you for payment information once your injectors are ready to be shipped back to you.

We accept Visa, Master Card, Discover, AMEX, money order and PayPal as payment.

Return shipment of your injectors might be delayed if proper information is not supplied.

We would appreciate the opportunity to earn your business. Please select from the service below.


Our shipping address:

Injector Rx
9675 Southwest Fwy,
Houston, TX 77074

Local customers:

Contact us at 281-738-3635 to schedule a drop off, or simply come by between 8:00am and 4:00pm Monday through Friday. We are located behind the AutoMall 59 at 59 and Bissonette.

Expedited (one-day) fuel injector service is available at $30.00 per STD injector and $35.00 per direct injector.

(Note: One-Day service is subject to a minimum charge of $60.00.)

Business hours are from: 8 am – 4 pm, M – F central time.