Check out our dyno video and soundclip below!
Tsudo 08-09 Mitsubishi Evolution X SE catback with test-pipe exhaust dyno test. HUGE performance gain over OEM.
Test vehicle was 100% stock with no modifications.
+63.0whp / +12.6wtq gain with BOLT-ON Tsudo exhaust with BONE STOCK airbox!
+76.9whp / +45.2wtq gain with BOLT-ON Tsudo exhaust and stock airbox with cone filter!
NO TUNING, NO BOOST CONTROLLER, NO ECU FLASHING, AND NO GIMMICKS TO IMPROVE THE NUMBERS LIKE OTHER COMPANIES. 100% BOLT-ON TESTING
Dyno sheets attached. All numbers SAE corrected, 3 runs for each modification, 9 runs total.
Run on Dynapack 4WD dyno at DRIFTSPEED in Los Alamitos, CA.
Dyno Video:
Base-line run with stock engine: 236.0whp / 247.9wtq
Tsudo exhaust ONLY (stock intake): 299.0whp (+63.0whp) / 260.5wtq (+12.6wtq)
Tsudo exhaust (stock airbox with cone filter): 312.9whp (+76.9whp) / 293.1wtq (+45.2wtq)
Comparison between stock airbox and cone filter WITH Tsudo exhaust (different runs than shown above)
The difference between runs is less than 1 horsepower or 1 lb/ft torque when using the very repeatable Dynapack dyno
Sound Clip:
DRIFTSPEED.COM