Ace Equal Length Exhaust Manifold - Includes Overpipe

4-2-1 Design

No Cat

The latest version of ACE headers for all BRZ, FR-S, GT-86.

This newly designed header provides smoother airflow and enhances the engine's linear torque.

Redesigned to have the highest compatibility for all models. Can be used with BOTH LHD and RHD.

A350, 4-2-1 Merged Header Features:

• A350 system for RHD and LHD vehicles
• Fabricated entirely out of #304 Stainless Steel and TIG welded
• 42.7mm Runner Merge into 50.8mm pipe, into 63mm pipe
• Light weight design (Total Weight Approximately 6kg)
• 20 Degree Converging Angle
• O2 Sensors can be read from bank 1 or bank 2
• Modular with OEM Front Pipe back
• Brushed finished in order to reduce surface temperature
• Highest Torque values of all ACE Header
• Headers can match up directly to original factory cats
  

Note: No catalytic converter, this product is for off road use only.