Note: For (22-25) model years, an ECU flash or Servo Buddy will be required to prevent trouble codes and/or damage to the servo motor (EXCVA).
The provided valve simulator (servo plate) is not compatible with (22-25) models.
- 14" megaphone muffler
- Show-polished finish
- 2.25" outlet permanent baffle
- Large diameter outlet provides increased exhaust flow
- Maximized power gains on stock & modified engines
- Distinctive look & aggressive sound
(optional noise reduction inserts sold separately) - No fairing modifications required
- Aerospace quality, ultra lightweight stainless construction
- 54% weight savings vs OEM exhaust system
- Includes one 12mm O2 bung & one 18mm bung for wideband
O2 sensor (block-off plugs included) - 3oz. tube of Permatex Ultra Copper® supplied with purchase
- Includes PAIR block-off cap & instructions for decel-pop reduction
- Includes muffler, front section, flanges & necessary hardware
- Includes Brock’s lifetime direct support package at no additional charge
- Select from increased drivability/fuel mileage (pump gas) or race-proven (race fuel) track maps via our map support program at no additional charge
- Click here to view logo plate color options
- Click here to view installation instructions
- Click here for PAIR block-off instructions
The Follow-Up To Our Best-Selling Exhaust System
The Alien Head 2™ offers a full through 2.25” diameter secondary section for increased exhaust flow and builds upon the legendary, race-proven performance of the original Alien Head™, while adding a distinctive look and deeper exhaust tone. This system is a must for the sportbike owner who’s never quite satisfied with factory power.
Manufactured to stringent specifications, Brock personally designed and hand-tuned the Alien Head 2™ full exhaust system to find the ideal balance of performance and attitude for the stock to highly modified sportbike. The Alien Head 2™ exhaust system stands as the benchmark of cutting edge power, design, and style.
GSX-R1000 (2017) Exhaust Weight Comparison
OEM Full Exhaust System:
- Muffler (w/ clamp & heat shield): 7.00 lb.
- Front Section (one peice): 16.00 lb.
(head pipes, catalytic converter, EXUP, tail pipe, etc.)
Total = 23.00 lb.
Alien Head 2™ Full System:
- Muffler: 3.05 lb.
- Head Pipes (w/ flanges): 5.00 lb.
- Collector: 1.75 lb.
- Hardware: 0.75 lb.
Total = 10.55 lb.
Total Weight Savings = 12.45 lb. or 54% of OEM weight
