ASE Utra SL6i

ASE Utra SL6i

Product no.: ASE UTRA SL6i
Price incl. VAT


S series SL6i .338/9.3

338 Win Mag
9.3x66 Sako
S series SL6i .375 .375H&H
(Depending on calibre and thread type)
390-410 g
Diameter 44,5 mm
Overall length of suppressor
(Depending on thread)
141 mm ( no spigot thread )
Added length to weapon 126 mm
Finish Blasted stainless or CeraKote
Net sound suppresssion
(1m left of the muzzle, 9.3x62)
(shooters ear, .9.3x62)

18-22 dB(A)
21-22 dB(A) 
Warranty 2 years



The Ase Utra S series SL6i sound suppressors are available to the larger hunting calibres from .338 Win Mag up to 375H&H.

The S series SL6i suppressors are updated and lightened variants of the earlier SL6 suppressor.

Manufactured in Finland by Ase Utra OY, the S series SL6 suppressors are manufactured out of 300 series stainless steel and are assembled by welding.

S series SL6 suppressors feature a robust construction and they are built for a long service life.

The S series SL6 suppressor adds only 126 mm to thelength of the weapon, the diameter being 44,5 mm.

S series SL6 suppressors are available with a variety of internal threads to fit directly onto the rifle barrel.

Standard threads include for example M15x1, M17x1, M18x1, to fit most current centrefire rifles.

Other threads are also available.


The S series SL6i suppressors reduce the weapon sound pressure level by 22-23 dB (depending on calibre, ammuntion type, measurement location).

The S series SL6i suppressors also reduce recoil and muzzle flash significantly.

Rifles tested with the SL series suppressors, complywith the latest personal exposure limit set by the European Directive 2003/10/EC (140 Pa tai 137 dB (C)).

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