Maniac Diesel & Performance

Maniac Diesel & Performance We are a licensed and insured mobile automotive diagnostic & repair business located in Knoxville, TN. We service all surrounding areas!

We are here for your convenience! No more long waits in a shop!

08/27/2026

Anotha one. Finished up this L5P which had a couple issues. Needed a few pigtails installed and customer wanted some more power so we got that done as well! If you haven’t unlocked the full power of your L5P yet you’re definitely missing out!

Knocked out this slick 5g cummins recently! Got him going with a spicy tune and some other go fast bits! Get at us for a...
08/25/2026

Knocked out this slick 5g cummins recently! Got him going with a spicy tune and some other go fast bits! Get at us for any of your diesel needs! Thank you Nic Paret for trusting us with your rig!

08/21/2026

Got another one out the door yesterday! Customer wanted to wake this L5P up and we supplied! Get with us for the best prices on any diesel work!

We do all kinds of repairs and maintenance for businesses as well as personal vehicles.  We have discounts for fleets an...
06/22/2023

We do all kinds of repairs and maintenance for businesses as well as personal vehicles. We have discounts for fleets and can schedule around your work to avoid the inconvenience of a traditional shop.

Complete brake jobs starting for as low as $140 at the comfort of your own home or at work! Call today for a free quote ...
06/07/2023

Complete brake jobs starting for as low as $140 at the comfort of your own home or at work! Call today for a free quote and discounts of up to $100 off parts for certain combinations!

We are looking to hire an experienced mechanic/technician part time with full time potential. We are needing a technicia...
02/26/2023

We are looking to hire an experienced mechanic/technician part time with full time potential.
We are needing a technician to travel to customers, perform basic maintenance repairs (alternators, air conditioning, brakes, suspension, steering components, ect…)

The job will require tools, you must supply your own basic set of hand tools.
Specialty tools, floor jacks and jack stands will be supplied.

Requirements of the job are-
Valid driver’s license
Reliable Transportation (insured)
18 years or older
Good driving history
2 years of experience minimum
Willing to learn and take criticism

Pay based on experience, but will also be flat rate pay.
Call or text 865-209-5168 to apply or send your resume to [email protected]

Jeep Wrangler JK Big brake upgrade
11/04/2022

Jeep Wrangler JK Big brake upgrade

07/07/2022
With warmer weather right around the corner it’s time to get your AC in working order. Call today to schedule an appoint...
04/20/2022

With warmer weather right around the corner it’s time to get your AC in working order. Call today to schedule an appointment and have your ice cold air ready for those long hot summer days for years to come.

The 3.6L Pentastar motor has a very common issue with rocker arm failure that typically starts with a warning sign of a ...
03/31/2022

The 3.6L Pentastar motor has a very common issue with rocker arm failure that typically starts with a warning sign of a clicking/tapping noise. If the issue isn’t caught early enough it can cause excessive wear on the cam lobes(requiring replacement of the cams) and cause misfires.

Address

Knoxville, TN
37923

Opening Hours

Monday 7am - 7pm
Tuesday 7am - 7pm
Wednesday 7am - 7pm
Thursday 7am - 7pm
Friday 7am - 7pm

Telephone

+18652095168

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