Off Road Kings
“Jr was very helpful in answering my questions and giving me insightful information on outfitting my F150”
Best Car Tune-Up in El Monte, CA
15 technicians listed · 14 in El Monte · 13 open weekends · 12 rated 4.5+
Data verified October 16, 2026
JMS Racing Engines
“This Company is and has been the Number 1 Custom Engine building , refurbishing and upgrading in the Business.”
Pro Racing Wheels & Tires
“I was far from home and everyone was closed already luckily these guys were still working and were able to help me out even after their closing hours.”
Silver Star Auto Repair
“I always come to silver star auto repair and I am always satisfied for the service this place offers.”
Aguilar's Auto Services
“I have been taking my cars to this garage over 25 years its a family owned bussiness there work is excellent and they beat anyone around in prices.”
Durfee Auto Transmissions
“It is a business with great punctuality and their staff is very professional, thank you for solving the paint problems on my car💯💯 …”
Listed for drivers in and around El Monte, CA, these 15 shops handle tune-up work and running faults. What each one says about diagnostics, warranties and service specials comes from its own website; ratings and quotes come from public reviews.
Area overview: El Monte, CA
Of the 15 technicians we list here, 14 are in El Monte itself and 1 comes from South El Monte (2 mi). The technicians on this page are rated from 4.2 to 5.0 across 758 reviews; 6 have 50 or more reviews and 12 are rated 4.5 or higher. 13 are open on Saturdays. 1 has a BBB rating of A or A+. 11 have ten or more years of experience, the longest 69 years. We have a website on file for 5 of the technicians on this page; 3 publish a contact page and 3 list a public email. We count these figures across the technicians on this page; distances are straight-line, and hours and prices change, so confirm the details with the technician before you visit.
Which shops listed for El Monte open on Saturdays or Sundays?
13 of the 15 shops here show Saturday or Sunday hours. Plugs and filters fit neatly into a Saturday. A chase for an intermittent misfire does not, since it can need the car overnight to catch the fault happening from cold.
SRS Automotive
“James is a real nice person and he is a great mechanic.”
El Monte Auto Services LLC
“The mechanics there go above and beyond their works and highly knowledgeable.”
Prestige Mercedes Benz & BMW
“This is my new car mechanic.”
A & R Auto
Super Unique Auto Repair
“Two brothers manage this shop and they're both good humans!”
All Tech Auto Inc
“Jesse took care of my nova, he installed a cam for me,timing chain,valve springs and he took it to a machine shop for me, the motor screams...”
Tech #2 Auto Repair Inc.
“Good work and friendly good price”
Bang DO Auto Repair
“Always good service and fair price father and son team - highly recommend their works and honesty”
Golden KP Auto Service
“Great service, know what they doing, very responsible price and really fast.”
Why these companies made our list
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