4 Stroke

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number 777.05.907.000

Fits:

250SX-F/XC-F 14

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number 772.05.907.044

Fits:

350SX-F/XC-F 11-12

350XCF-W 12-13

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number 778.05.097.000

Fits:

350SX-F/XC-F 13-14

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.12.350.550

Fits:

350XCF-W 12-14

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.12.450.550

Fits:

450XC-W 12-14

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.12.500.550

Fits:

500XC-W 12-14

Developed by Akrapovic in collaboration with the KTM Factory Team: the highest quality
factory header you can buy for your motorcycle. Top titanium quality and maximum weight
reduction are the secrets behind the outstanding successes of the KTM Factory Team.
The benefits:
– Perceptible increase in performance throughout the rev range
– Made from titanium – that means: ultra-light
– Highest quality workmanship
– Optimum header routing
A resonance chamber is also used on selected factory headers, contributing
to optimum torque distribution and noise reduction. Note: These Performance
headers are designed for CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.08.530.550

Fits:

530XC-W 08-11

FACTORY SILENCER
Brand new: the quietest exhaust in motocross history! Specially developed for the new SX
generation, this Akrapovic titanium factory silencer is ahead of its time. It already complies
with the stricter FIM noise limits for 2013.
The KTM SX Factory Team rides with this silencer for the following reasons:
– Increase in peak performance
– Unbeatably low weight
– Manufactured from high-end titanium
– Perfect and highest quality workmanship
– Titanium end cap reinforced in the key places
With removable noise reduction insert. Can also be fitted in combination with original
header. We recommend use in combination with a factory header for a further increase in
rideability and power development. FOR CLOSED COURSE COMPETITION USE ONLY.

Part Number 777.05.979.000

Fits:

250/350SX-F/XC-F 13

These Akrapovic silencers have been conceived for motocross and enduro riders who are looking for the
best exhaust systems available on the aftermarket and who know how optimum power development can
best be achieved on the motocross track or in enduro use. The hexagonal silencer is a perfect match for
the sharp lines of the KTM.
The benefits:
– Higher top speed
– Optimum power development throughout the rev range
– Highest quality workmanship
– Carbon clamps and carbon end cap
– Tuned for compliance with the latest applicable noise regulations
With removable noise reduction insert. We recommend use in combination with a factory header
for even better rideability and performance. FOR CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.11.250.502

Fits:

250 SX-F/XC-F/XCF-W 06-12

These Akrapovic silencers have been conceived for motocross and enduro riders who are looking for the
best exhaust systems available on the aftermarket and who know how optimum power development can
best be achieved on the motocross track or in enduro use. The hexagonal silencer is a perfect match for
the sharp lines of the KTM.
The benefits:
– Higher top speed
– Optimum power development throughout the rev range
– Highest quality workmanship
– Carbon clamps and carbon end cap
– Tuned for compliance with the latest applicable noise regulations
With removable noise reduction insert. We recommend use in combination with a factory header
for even better rideability and performance. FOR CLOSED COURSE COMPETITION USE ONLY.

Part Number SXS.11.450.502

Fits:

350SX-F/XC-F 11-12

450/505SX-F 07-12

450SMR