Below is a good article on wheels.
Bottom line-for racing forged is recommended, but you can get by with flow formed.
For normal, day to day driving, go cast
I road raced on flow formed wheels for over 10 years and found them to be acceptable and affordable. About a quarter of the cost of...
When I got serious about road racing (back in 2012), I invested in M&M Camber Plates and Longacre Digital C/C Gauge w AccuLevel™ and Quick Set™ Adapter. This made setting the Camber sooo easy. I pretty much ran -3* camber up front and had the rears set at -1* (done by race shop). Depending on...
Contact Race Ramps Sales & Support. They're Customer Service is excellent and might possibly send you a new set and upon receipt, you send back the old ones, all at no charge.
Cost for one. MC FA-2066, depending on where you shop, costs $18.78 - 28.99 ea. or $57.96 a pair (from Steeda) The others you listed run from $145 to $169 a pair. And I've yet to see any data/testing that shows filters significantly better than MC.
Couple of options. For track dedicated tires, Hoosier R7 and or A7. R7's will last a little longer than the A7's, not as soft, but may take an extra lap to get heated up properly. I ran Toyo RR's for years before switching to Hoosier. The RR's are good endurance tires and can last a few...
$650 is pretty steep when Hoosier's are about $100 cheaper. Glad I hung up my helmet when I did, the Hoosier A7's have gone up about $150 per from when I was running them.
Welcome to Road Racing. If this interest/passion continues to grow with you, I'd like to recommend you looking into some road racing clubs/associations. From ground up you will learn more about the car, all its vital components and most especially driver capabilities from the classes and on...
Finding reputable, experienced tuners, especially those that are exclusive to mustangs, should be like looking for a reputable, experienced plumber, electrician or general contractor. Research, inquire, talk to customers, look at reviews, etc.... For me, experience and customer feedback are...
Precisely. I'd change the oil in my road race car after each weekend event, even though the oil still looked good. I was confident there would be enough containments, etc. in it to warrant changing, and yes, I kept oil companies happy. Walmart was a good friend of mine.