Can I choose OEM parts if my insurance wants aftermarket?

Start by reading the estimate, not arguing with it

Insurance estimates identify part types with abbreviations. OEM or new means an original manufacturer part; A/M or QRP means aftermarket; LKQ, recycled, or used means a part pulled from another vehicle; and reconditioned usually means a repaired wheel or lamp.

Minnesota law requires non-original crash parts to be identified on the estimate and disclosed to you — that is the point of Minn. Stat. § 65B.133. If you cannot tell what is being installed on your car, ask for the estimate with part types labeled.

Then narrow the conversation. Fighting an entire estimate rarely works. Fighting for the three parts that genuinely matter usually does.

Which parts are worth pressing on

Some parts have real fit and safety consequences when they are not original. Others are bolt-on pieces where a quality alternative is genuinely equivalent, and an honest shop will say so.

• Structural parts and reinforcements — engineered to deform in a specific sequence, so press hard here
• Panels that carry radar, cameras, or park sensors — mounting geometry decides whether calibration succeeds
• Anything welded to the vehicle, where steel grade and corrosion coating matter
• Headlamps and tail lamps, where fit, seal, and beam pattern vary noticeably
• Bumper covers and cosmetic brackets — often the fairest place to accept an alternative part

The documentation that gets OEM approved

Insurance companies approve OEM requests when the file shows why the part is necessary, not when the customer is persistent. That means the estimate is written with the OEM part number and a short written reason attached to the line.

Useful reasons include a manufacturer position statement or repair procedure requiring an original part, a documented calibration requirement, no aftermarket part being certified or available for that application, corrosion warranty language on a new vehicle, and a lease agreement requiring original parts.

We write our estimates this way as a matter of course, and we send the supporting document with the request rather than waiting to be asked for it.

Check your policy — some of this is already bought and paid for

Many insurance companies sell an OEM parts endorsement, sometimes called original parts replacement or a similar name. If you carry it, the argument is already over — the policy owes the original part. Look at your declarations page before you negotiate anything.

New vehicles under a manufacturer warranty are also worth a specific question about how an aftermarket part affects that warranty. Ask the dealer, in writing if you can, and give the answer to your adjuster.

If none of that applies and the insurance company will only pay for an alternative part, you can pay the difference and take the OEM part. We will show you exactly what the difference is before you decide.

How to have the conversation

Ask early, ask narrowly, and put it in writing. Those three habits account for most successful OEM requests, and none of them require an argument.

Early means before parts are ordered. Once an aftermarket fender is sitting on the shop floor, the conversation has an obstacle in it that did not need to be there.

Narrowly means naming the two or three parts that actually matter rather than objecting to the estimate as a whole. An adjuster can approve a specific line with a specific reason attached; they cannot do much with a general preference for original parts.

In writing means an email or a note in the claim file rather than a phone conversation neither of you will remember precisely three weeks later. Ask for the response in writing too — most adjusters provide it without any friction.

Set expectations honestly on your side as well. Insurance restores the vehicle rather than upgrading it, and an older car repaired with a good recycled original panel is often the better outcome all around: same manufacturer, same steel, lower cost, faster delivery.

Timing matters in one more way. Ask about parts at the same time the estimate is being written, not after the insurance company has issued its approval. Reopening an approved estimate takes a second review, and reviews take days.

It also helps to know that adjusters are working within authority limits. Some approvals are simply above the level of the person you are speaking with, and asking politely whether the request needs a supervisor is a normal question rather than an escalation.

A request that works usually contains all of this:

• The specific part, by name and OEM part number
• The reason it is required — a repair procedure, a calibration requirement, or no certified alternative existing for that application
• The supporting document itself, attached rather than described
• The price difference, stated plainly
• Your offer to pay the difference if the insurance company will not, so the repair is not held up while it is decided

What we promise on parts

When you or your insurance pays for OEM, both the part and our installation are covered in writing. And when an alternative part is genuinely equivalent for your application, we will tell you that too — you should not pay extra for a badge on a plastic bracket.

A part that arrives and does not fit right does not go on your car. Poor fit at the gaps is the thing customers notice for the entire time they own the vehicle, and it is not something a good paint job hides.

This page is general information from a repair shop, not legal advice. For what Minnesota law requires on parts, see our page on aftermarket parts rights — and confirm your own policy terms with your agent.