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Optimum Performance's latest activity
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Also known as first shoulder pop or 2.5 ugga duggas On a serious note - best studs in the business. Love the GT4 hubs. the nascar... -
Optimum Performance replied to the thread Rust on wheel hubs.We were referring to our studs, not the OEM ones.
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Optimum Performance replied to the thread Rust on wheel hubs.Wire Brush and a WD40 Soaked rag. Helps keep things preserved. The rusty hubs cause stud failure because of the rust building up under...
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Optimum Performance replied to the thread Rust on wheel hubs.If you think that's bad, don't remove the rotors to look underneath. #1 cause of wheel stud failures. Take it all apart and wire wheel...
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Optimum Performance replied to the thread Found flange nut on the ground. Any idea where it is from?.Is your car 100% stock?
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Optimum Performance replied to the thread What rims are these?.Not sure why anyone would spend forged wheel money on anything but an 11" wheel, but ....
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Optimum Performance replied to the thread What rims are these?.Apex Forged VS-5RS. We have 315's on them. Looks like they have a narrow tire up front with the front offset. We run a square set up.
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Optimum Performance replied to the thread Another brake rotor option.Tariffs really disturbed the supply chain for a lot of businesses. Is a Mustang owner going to drop an additional $800 on a set of...
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You guys have excellent, high-quality products and I've purchased from you in the past. I'm of the opinion the more options there are...
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Just replaced the factory shifter in my ā22 Mach 1 with the MGW gen 2 shifter and I am very pleased with the change. I run my car in...
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Optimum Performance replied to the thread Another brake rotor option.We tried to work with PFC 5-6 years ago, there was not enough Customer interest to make the massive investment required to just make a...
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I can get a picture once Iām out of work! Sorry about that
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Optimum Performance replied to the thread Mustang Brembo PP1.A picture is worth a thousands words.
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Optimum Performance reacted to Hotpart.com's post in the thread Does Anyone Make A Braided Rear Brake Line That Doesn't Rub The Tire? with
Like.
The factory anti-roll bar angles the hose inward toward the inner fender where the steeda puts it straight up. First photo is the... -
Optimum Performance replied to the thread Where can I find gear oil WITHOUT friction modifier?.https://www.opmustang.com/store/p2/BG_ULTRA-GUARD__2015-2024_FORD_MUSTANG_REAR_AXLE_LUBE_CHANGE_KIT.html#/
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Got my @Optimum Performance lines checked yesterday at the shop. Mechanic repositioned the rears slightly. She also put a small zip tie...
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Optimum Performance reacted to ihasnostang's post in the thread S550 Lap Times (Road Course) with Like.
Picked up 7 seconds from last year Year/Make/Model/Trim: 2019 Mustang Ecoboost PP A10 Track/Course: Road America w/ kink Best Lap...
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2021 Mustang GT Track/Course: Charlotte Roval Best Lap Time: 1:40.14 Tires (Size & Model): 285/30/19 Bridgestone Potenza RE 71S
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Optimum Performance reacted to callmond's post in the thread Best Lopey Cams for Supercharged Build with Like.
These are 7075-R3's through twin turbos
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Optimum Performance reacted to NTXChris's post in the thread What did you do to your S550 Mustang today?! with Love.
Swapped out my front brake hardware yesterday. I put Powerstop Z23s on back in November, and would occasionally have some pad knockback...
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Optimum Performance replied to the thread Does Anyone Make A Braided Rear Brake Line That Doesn't Rub The Tire?.The line slides in the sway bar mount bracket. You need to check them at ride height with tires on and slide the line in the bracket so...
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Optimum Performance replied to the thread Question on Spark Plugs for 2019 5.0.Ford uses BG 44K
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Optimum Performance reacted to Weyland-Yutani's post in the thread Question on Spark Plugs for 2019 5.0 with Like.
93 Eagle Blood. Always. Cleaners have been Chevron or whatever they use at Ford dealer shops.
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Optimum Performance reacted to BullittBoy's post in the thread Question on Spark Plugs for 2019 5.0 with Like.
I run 93 but my car is tuned with headers/H pipe and active exhaust and it is a NA Bullitt. I run a bottle of Amsoil fuel system cleaner...
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Optimum Performance replied to the thread Question on Spark Plugs for 2019 5.0.General question for everyone: What Octane fuel do you use? Have you ever run injector cleaner through a tank full of fuel?
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Optimum Performance replied to the thread Question on Spark Plugs for 2019 5.0.SP551 >> SP589
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Optimum Performance replied to the thread Question on Spark Plugs for 2019 5.0.If you are having pre-ignition issues, I have to ask exactly what oil are you using. You need to use an oil rated for LSPI.
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Optimum Performance replied to the thread Question on Spark Plugs for 2019 5.0.SP548 >> SP548X You do want to run the SP589, that change happened when DI was added in 2018. General Buyers Guide from our site. I...
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Optimum Performance reacted to MAGS1's post in the thread TPMS - Troubleshooting, Repair, wheel sets, DIY with Like.
Dealerships and tire shops will have a tool that can check the status of the TPMS sensors. For a 2022 car, assuming itās the original...
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Optimum Performance reacted to LCK22GT's post in the thread TPMS - Troubleshooting, Repair, wheel sets, DIY with Like.
I just had an independent auto repair shop close to home replace a faulty TPMS on my mom's Buick. $77 parts and labor. Hardly worth...
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Optimum Performance replied to the thread TPMS - Troubleshooting, Repair, wheel sets, DIY.The display tells you which wheel it is. Driving the car will typically reset it if its lost signal. Just buy the training tool and try...
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Optimum Performance reacted to JGUNTER's post in the thread Gen 3 coyote rod bolt torque specs with Like.
Thank yall for the responses. I broke down last night and bought a manual for the gen 3 and can confirm:
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Optimum Performance replied to the thread Gen 3 coyote rod bolt torque specs.I believe they are all: Tighten the connecting rod bolts. Torque: Stage 1: 18 lb.ft (25 Nm) Stage 2: 24 lb.ft (33 Nm) Stage 3: 90Ā°...
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Optimum Performance replied to the thread GT350/R and GT500 knuckle comparison..They are either 3/21+ MagRide / Mach 1 or 2024+ They are all the same.
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Optimum Performance replied to the thread Injector Flow Calculation [Advanced-ish Tech].Excess Injectors give you all the data for your ECM. Without this level of actual data you are just guessing.
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Could have been a timing chain slapping the slack side on a guide, until the tensioner got oil pressure again. The OEM tensioners are...
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Optimum Performance reacted to allfivefifty's post in the thread SCCA TNiA '22 Mach 1 at Sebring (3/12/2026) with Like.
Hello everyone. I had fun while at my 3rd (2nd in the dry) track night. The world famous Sebring International Raceway always...
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Optimum Performance reacted to fiveoboy01's post in the thread THERAPY: My 2017 GT "project" car. with Like.
I sent the wheels off to a colleague to get ceramic coated(he has access to a product I don't), so while I was waiting on that, I did...
