Tariffs and global‑shipping headaches have pushed many builders to source parts domestically—often discovering that “Made in the USA” delivers tighter quality control, faster support, and lower landed costs. Below is a freshly verified roster of 25 standout companies, grouped by product type.
| Manufacturer (HQ) | What They’re Famous For | Best Suited For |
|---|---|---|
| ENGINE INTERNALS | ||
| Callies Performance Products Fostoria OH callies.com | Billet & forged crank/rod kits for Chevy & Ford V8s | Pro & serious grassroots racers |
| COMP Cams Memphis TN compcams.com | Broad cam‑shaft & valvetrain catalog for race and street | Pro teams & enthusiasts |
| Crower Cams Chula Vista CA crower.com | Custom cams for oval‑track, drag & street builds | Pro racers & enthusiasts |
| Lunati Power Olive Branch MS lunatipower.com | “Bootlegger” & race‑spec cams, rotating assemblies | Pro racers & enthusiasts |
| SCAT Enterprises Redondo Beach CA scatcrankshafts.com | 4340 forged cranks/rods, race-proven rotating sets | Pro racers & enthusiasts |
| EXHAUST SYSTEMS | ||
| MagnaFlow Oceanside CA magnaflow.com | Straight‑through stainless cat-backs for muscle cars & trucks | Street enthusiasts |
| Borla Performance Industries Johnson City TN borla.com | ATAK® & S‑Type exhausts, in-house dyno R&D | Enthusiasts & weekend track-day crowd |
| Flowmaster Santa Rosa CA flowmastermufflers.com | Chambered & race-muffler lines (Outlaw, Super 44) | Enthusiasts & grassroots racers |
| Kooks Headers & Exhaust Statesville NC kooksheaders.com | Long-tube headers, NHRA/drag-race systems | Pro racers & enthusiasts |
| BRAKES & SUSPENSION | ||
| Baer Brakes Phoenix AZ baer.com | 6-Piston Extreme+ road/track kits | Pro-touring builders & track-day drivers |
| Wilwood Engineering Camarillo CA wilwood.com | Full racing product line (asphalt, dirt, road-race) | Professional motorsport teams & enthusiasts |
| Eibach Springs Corona CA eibach.com | Pro-Kit springs & NASCAR/ARCA race coils | Pro teams & enthusiasts |
| INDUCTION, FUEL & FORCED AIR | ||
| Edelbrock Olive Branch MS edelbrock.com | Intake manifolds, classic hot-rod EFI kits | Street enthusiasts |
| Holley Performance Bowling Green KY holley.com | Sniper EFI, carburetors; NHRA Factory X title sponsor | Pro racers & enthusiasts |
| BBK Performance Corona CA bbkperformance.com | Bolt-on throttle bodies & cold-air kits | DIY enthusiasts |
| Vortech Superchargers Oxnard CA vortechsuperchargers.com | Centrifugal kits setting drag-race records | Pro racers & serious street builds |
| ProCharger Lenexa KS procharger.com | High-output intercooled blowers; NHRA/PDRA wins | Pro racers & enthusiasts |
| ELECTRONICS & IGNITION | ||
| AEM Performance Electronics Hawthorne CA aemelectronics.com | Infinity ECUs & data dashes with motorsport features | Advanced enthusiasts & pro teams |
| MSD Ignition El Paso TX msdperformance.com | 6ALN NASCAR-spec ignition boxes | Pro racers & enthusiasts |
| DRIVELINE & SHIFTERS | ||
| B&M Racing & Performance Chatsworth CA bmracing.com | Ratchet shifters, trans coolers (NHRA-approved) | Grassroots drag racers & street enthusiasts |
| Hurst Performance Chatsworth CA hurst-shifters.com | Iconic chrome “cue-ball” muscle-car shifters | Classic-car enthusiasts |
| COOLING, HARDWARE & MISC. | ||
| Mishimoto Automotive New Castle DE mishimoto.com | Aluminum radiators/intercoolers; Formula Drift partners | Enthusiasts & grassroots drift racers |
| ARP (Automotive Racing Products) Ventura CA arp-bolts.com | Fasteners used by F1, IndyCar, NASCAR & NHRA | Professional motorsport teams & engine builders |
| Moroso Performance Products Guilford CT moroso.com | Dry-sump pumps, oil pans for dragsters & road-race | Professional racers |
| JEGS High Performance Delaware OH jegs.com | Mail-order hub & private-label parts catalog | Enthusiasts & racers |
Happy wrenching!
