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HPA Tri Flow Cams | MK4 R32 · MK5 R32The most common problems encountered when performance camshafts are installed are the loss of bottom end torque, poor idle quality and computer problems. HPA Tri Flow Cams deliver high RPM power while maintaining the low RPM bottom end torque. They accomplish this by staggering the opening times of the two intake lobes, which creates a swirl in the system. The principle behind this design is to open the intake valves progressively. Opening one valve

93 & E85 fuel options

and 4 to 3 on the passenger side

Compatible with North American license plates

Compatible with larger turbo inlet adapters

The APR Closed Carbon Fiber Intake System is an attractive

Zinc-plated rotor ring

We've redesigned the hose as a plug and play upgrade that neatly runs under the intake for a clean install with minimal stress on the part

The body is sealed to the pump with a quality Buna-N rubber o ring

SEIBON TT-Style Carbon Fiber Front Lip

Each application is thoroughly tested to perform on these engines right here in our test facility in Salt Lake City

76mm Diameter

delivering more fuel