Input wanted on Proving Grounds classes

[niterydr]

Stock Appearing (SA)

Requirements:
• Stock appearing turbocharger
o Compressor / turbo inlet must be stock size.
o No visible external wastegates
o 2G DSMs may run TD05H variations (14B, 16G, etc).
• Must have stock appearing intake and exhaust manifolds (Swaps between generations allowed)
• Front mount intercoolers and upgraded BOV allowed
• Unlimited fuel modifications (alternative fuel allowed, no nitrous)
• DOT approved Tires Only, tread rating over 100 required
• Must have full interior & exhaust that exits behind rear tires
• Any ECU mods allowed (standalones allowed)

Stock Appearing / Unlimited (SA/U)

Requirements:
• Stock frame turbocharger
o External wastegates are acceptable in any configuration
o Intake and Exhaust manifold upgrades are acceptable in any configuration
o 2G DSMs may run TD05H variations (14B, 16G, etc).
• Must have full exhaust that exists behind rear tires
• Unlimited fuel modifications (alternative fueling allowed, injection of methanol and nitrous allowed)
• Any ECU mods allowed (standalones allowed)
• Tire Restrictions:
o AWD: DOT approved drag radials
o RWD: DOT approved drag radials
o FWD: Slicks up to 24.5”


The tweaks above will help separate the SA and SA/U classes and keep the SA classes competitive for people "just starting out on mods"