Overview
S1000RR (17-19) model years require installation of the OEM right-side rearset and muffler mounting hardware from the (15-16) model year S1000RR
S1000R (17-20) model years require installation of the OEM right-side rearset and muffler mounting hardware from the (14-16) model year S1000R
14" megaphone muffler
Black ceramic coated finish
2.25" outlet permanent baffle
Larger diameter outlet provides increased exhaust flow
Maximized power gains on stock and modified engines
Distinctive look and aggressive sound (optional noise reduction insert sold separately)
No fairing modifications required
Aerospace quality, ultra lightweight stainless construction
58% weight savings vs OEM exhaust system
Two 12mm O2 bungs pre-installed on headers and one 18mm bung for wideband O2 sensor (block-off plugs included)
Includes (emissions/PAIR) block off cap for decel-pop reduction
3oz. tube of Permatex Ultra Copper® supplied with purchase
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 for exhaust 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.
Dyno Chart: Click image to enlarge
SAE Scale
Dyno Chart: Click image to enlarge
STD Scale
S1000RR Exhaust System Decibel Levels
Testing procedure performed according to SAE J2825
Alien Head 2 Muffler (with Noise Reduction Plug):
Idle: 104dB / 5000 RPM: 111dB
Alien Head 2 Muffler:
Idle: 107dB / 5000 RPM: 114dB
S1000RR Exhaust Weight Comparison
OEM Exhaust System:
Muffler: 8.8 lb.
Front Section: 13.95 lb.
Total = 22.75 lb.
Alien Head 2™ Full System:
Muffler: 3.20 lb.
Front Section: 6.20 lb.
Hardware: 0.20 lb.
Total = 9.60 lb.
Total Weight Savings = 13.15 lb. or 58% of OEM weight