- 14" megaphone muffler
- Show-polished 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
- 51% weight savings vs OEM full system
- One 18mm O2 bung pre-installed on collector
(block-off plug and 12mm O2 bung adapter included)
- 3oz. tube of Permatex Ultra Copper® supplied with purchase
- Includes PAIR block-off cap for decel-pop reduction
- Includes muffler, front section, flanges and 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 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.
ZX-10R Exhaust System Decibel Levels
Testing procedure performed according to SAE J2825
Alien Head 2 Muffler (with Noise Reduction Plug):
Idle: 103dB / 5000 RPM: 113dB
Alien Head 2 Muffler:
Idle: 105dB / 5000 RPM: 115dB
ZX-10R Exhaust Weight Comparison
OEM Full Exhaust System:
- Muffler: 4.80 lb.
- Catalytic Converter: 9.60 lb.
- Front Section: 5.10 lb.
- Heat Shields: 0.30 lb.
- Hardware: 0.05 lb.
Total = 19.85 lb.
Alien Head 2™ Full System:
- Muffler: 3.00 lb.
- Collector: 1.40 lb.
- Primaries: 3.95 lb.
- Flanges: 1.00 lb.
- Hardware: 0.40 lb.
Total = 9.75 lb.
Total Weight Savings = 10.10 lb. or 51% of OEM weight