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Join 140+ users reviewing Lethal Performance. Read verified ratings and real customer experiences on lethalperformance.com before you order.
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4.4 / 5
Average user rating
140
Total reviews
Why these reviews matter
We aggregate and refresh feedback continuously so you can gauge real customer experience and service quality for lethalperformance.com.
Brands may not incentivize or pay to hide reviews.
Read real experiences from customers of lethalperformance.com.
Brands may not incentivize or pay to hide reviews.
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Cedrick
April 12, 2026
They care about the customers! They love the Mustang platforms! And great tech help
Mark M
April 8, 2026
Good product, Lethal team did a great job of keeping me up to date on order processing and shipping. Will continue to use Lethal for my parts purchases.
Matt
April 8, 2026
My first order with Lethal Performance and definitely a great one, talked to a representative who let me know my package would be shipped out and let me change my address with no issue at all and very professional and once it go here it was a whiz install and such a high quality product definitely can’t wait for my next order to ship out!
Alex
April 7, 2026
Easy to navigate, have 2 orders with them recently and having to contact and get updates was easy and fast. I still havent recieved one of the orders and its been a while. Stuff happens but it would be nice to know if there is going to be a crazy delay BEFORE you buy as there really isnt anything stating that.
Richard Warner Jr
April 2, 2026
I am very disappointed with my experience from ordering from them. I selected to buy from them based on the prices and positive reviews in regard to shipping, however, I placed an order over the phone on 3/31/26 and was told that my order was to ship from Indiana to SC and that it would ship that same day and that I should receive it by Friday 3/3 and that I would receive a tracking number when it shipped. I called them today, 3/2, to see if it shipped as I did not receive a tracking number. They informed me that it is shipping from CA and gave to me a tracking number that has an ETA of 4/7. What I am disappointed about is that #1 I would really like to get the parts on my car, and #2 it is really interfering either way my schedule planning around installation at a shop. They may very well be a middle man operation brokering and outsourcing parts for sales. If they were accurate from the beginning with reliable information from first contact I would have been able prepared for delivery. I don’t think that I will trust them to order from again, I would rather pay a little bit more for reliability.
Steve Nyhart
March 30, 2026
Unbelievable super fast shipping.
Tim Harless
March 28, 2026
It fit very tight, like I had hoped for.
Vincent Allen
March 27, 2026
Ordered a T56 magnum and got the wrong gear ratio. The site lists 2.97 and 2.66 but doesn't show the ratios for 2.97 or say that it's a wide ratio. I began an exchange and was told to figure out how to get it back to their supplier on my own. No help with setting up shipping even though I offered to pay for it. Then I was told they asked the supplier to arrange shipping and they said no. The supplier told me they never asked so I was lied to. Really not much was done to help with the exchange at all other than issue an RMA number. I contacted the supplier directly and they setup shipping and exchange no problem at all. All lethal did was place an order on my behalf to some other company, like an Amazon store.
That's Right
March 27, 2026
I ordered a AFE cold air intake for my 2009 cts v. The price was low and quality was great with free shipping. My order was processed shipped and delivered in less than 24 hrs!
James Tello
March 26, 2026
Very easy to talk to. Willing to help. Nobody that is arrogant acting like a jerk.I’ve encountered a few places like that. I’ll buy as much through this place as possible. We need companies like this to stay open.
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