Partsology
Piston and Ring Kit 2010-2013 Mazda 2.3L
Piston and Ring Kit 2010-2013 Mazda 2.3L
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DNJ Piston and Ring Set
Includes: Piston Set x1, Piston Ring Set x1.
Engine Designation: MZR
Part Warranty: 12-month or 12,000-mile warranty, whichever comes first. Warranty must be requested by the original purchaser and is limited to the replacement of the alleged defective part(s) only.
2010-2013 Mazda 3 & 2010-2012 Mazda CX-7 2.3L L4 Piston Set with Ring Kit
The DNJ PRK469A Piston Set with Ring Kit is an excellent solution for restoring performance and reliability in the 2.3L L4 2260cc 16V DOHC Turbocharged MZR engine found in the 2010-2013 Mazda 3 and 2010-2012 Mazda CX-7. Designed to replace worn or damaged pistons and piston rings, this kit helps restore proper compression, improve combustion efficiency, reduce oil consumption, and bring back lost engine power. It is specifically engineered for the turbocharged Mazda MZR engine, a performance-focused powerplant known for delivering strong acceleration and responsive driving characteristics in both the sporty Mazda 3 and versatile CX-7 crossover.
Over time, piston and ring wear can lead to a variety of engine problems. Common symptoms that indicate you may need a new piston set and ring kit include excessive oil consumption, blue smoke from the exhaust, low compression, poor acceleration, loss of power, engine misfires, increased crankcase pressure, and reduced fuel economy. Replacing worn components with the PRK469A piston and ring kit can help restore sealing within the cylinders, improve overall engine efficiency, and support long-term engine durability. Whether you're performing a complete engine rebuild or addressing compression-related issues, this quality piston and ring kit provides the components needed for a dependable repair. At Partsology, you can find premium engine parts like the PRK469A at amazing prices, making it easier and more affordable to keep your Mazda 3 and CX-7 running at its best.
Shipping & Returns
Shipping & Returns
Shipping on most orders in 24-48 hours special orders can be 2-3 days. Returns see Returns Policy.
We have a 30-day return policy on most products, which means you have 30 days after receiving your item to request a return. Some products carry a longer manufacture warranty please contact us if you have questions about items.
To be eligible for a return, your item must be in the same condition that you received it, unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at overthehilltractor@gmail.com. Please note that returns will need to be sent to the following address: 2005 Stuarts Draft Hwy, Stuarts Draft, VA 24477
If your return is accepted at damage or defective, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
If your return is due to no longer needed, wrong size order, ordered by mistake, found better pricing, etc the customer is responsible for the return shipping cost.
Any item returned over $50 cost we suggest insurance on package.
You can always contact us for any return question at overthehilltractor@gmail.com.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, we can only give 72 hours from time package is scanned delivered to accept claims. Please contact within 72 hours of delivery so that we can evaluate the issue and make it right.
Exceptions / non-returnable items
Certain types of items cannot be returned, like fuel related items due to hazardous materials shipping regulations. We also do not accept returns for hazardous materials, flammable liquids, or gases. Please get in touch if you have questions or concerns about your specific item.
Electrical parts can only be returned if new and in original condition, Used electrical parts are not returnable unless actually defective, contact us with details.
Unfortunately, we cannot accept returns on sale items or gift cards.
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at overthehilltractor@gmail.com.
Most items are covered by 30 day warranty, Fuel Related parts are only covered against actually manufacture defect since the fuel produced today breaks down gaskets and seals quickly. Electrical parts can only be returned if new and in original condition, Used electrical parts are not returnable unless actually defective, contact us with details. Returns are handled on each individual item, some items will not require return for refund just that customer submit picture of proof of issue. Please contact us with questions about returns.

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Free Shipping
Free shipping on orders over $150
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