The J2 Rear 12V Fuel Pump Module Assembly OE Replacement 5086278AA 5086278AB 5086278AC 5086278AD is available now, with fitment data on the page and a team behind it.

Cooler and cleaner intake air produces measurable gains, but only when the system is sealed properly. Check for vacuum leaks after installation, since idle quality tells the story.
The important numbers
- Position: Rear
- Category: Fuel Systems
- Price: $97.94 with free shipping over $99
- Availability: in stock, dispatched from the USA
A free fitment check takes minutes: send your year, make and model and we will confirm this is the correct part.
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We ship fast from our own shelves, and tracking reaches your inbox as soon as the carrier receives the parcel.
If you want independent guidance before ordering, the NHTSA vehicle safety hub is a useful reference.
Frequently asked questions
Can you check fitment before I order?
We verify every doubtful order by hand. Give us the year, make, model and engine option and we will confirm compatibility in one reply.
When will my order dispatch?
Orders placed before early afternoon on a business day usually leave our USA warehouse the same day, and tracking is emailed when the label is created.
What is the return policy?
If the part does not fit, message our support desk with the order number and we will arrange an exchange or refund. Keep the packaging until the test fit is done.
Is this checked before shipping?
Intake and fuel components are checked for correct diameter, sensor housing and connector type.




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