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By changing to a blow-through style MAF we have eliminated the problems associated with running big power on a factory pull-through system.

AMS Performance MB 5.5L BITURBO (E63 and CLS63) Replacement Filters for CF Induction Kit (2 Filters)

The AMS Performance Mud Flaps are designed to withstand even the harshest roads and keep your ride looking great. Robustly constructed from ABS pla...

The Alpha R35 Carbon Fiber Intake Manifold has been painstakingly designed by AMS to be the most efficient and power producing GT-R intake manifold...

The Alpha R35 Carbon Fiber Intake Manifold has been painstakingly designed by AMS to be the most efficient and power producing GT-R intake manifold...

The Alpha R35 Cast Aluminum Intake Manifold has been painstakingly designed by AMS to be the most efficient and power producing GT-R intake manifol...

AMS Performance 2023+ Nissan Z Port Injection Lower Manifold - Black The AMS Performance Nissan Z Port Injection Lower Manifold is the ultimate fue...

AMS Performance 2023+ Nissan Z Port Injection Lower Manifold - Gunmetal The AMS Performance Nissan Z Port Injection Lower Manifold is the ultimate ...

The Alpha R35 Cast Aluminum Intake Manifold has been painstakingly designed by AMS to be the most efficient and power producing GT-R intake manifol...

The 4.5″ full mandrel bent downpipe is the best performing and most durable on the market. Power comes in earlier and turbo spool-up is significant...

Designed for improved performance and style, the AMS Performance Subaru WRX/STI 6-Speed Billet Shift Knob is crafted using high-quality anodized bi...

AMS Performance's Subaru Billet Engine Oil Cap is crafted from high-grade aluminum alloy for superior strength and durability. Its sleek, glossy fi...

AMS Performance Universal Flex Fuel CAN Bus Box

AMS Performance VR30DDTT Stage 1 Direct Injectors (Set of 6)