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40-0446
40-0449
40-0450
From Sifton 
 
Dual Breather Kit
• Chrome canister features enclosed breather filter and remov-
able bottom cover for cleaning.
• Includes bolts, banjo tubes, and canisters.
VT No.
Item
Fits
40-0436 Full Kit
FLT 1992-2016
40-0446 Breather Canister
40-0449 Tube Kit
40-0450 Straight Tube
• 40-0451 includes 2 canisters and banjo tubes with hardware. 
• 40-0588 includes tie wraps and longer banjo bolts.
VT No.
Fits
40-0588
FLT 1992-2016 Except 1995-2001 EFI
40-0451
FLT 1992-2016 Except 1995-2001 EFI
From Sifton
Chrome Mini Crankcase Breather Vent Set
40-0436
Carburetor Vent Fittings
VT No. Angle
Notes
40-0581 Straight
All models, pack of 5
40-0532 90°
FLT 1979-1999, pair
40-0588
40-0451
VT No.
Fits
40-0452
FLT 1992-2016
40-0892
FLT 1999-2016
Sifton Chrome Dual Canister Set
• Includes dual canisters and hardware.
VT No.
Item
34-0451
Full Kit
34-0771
Breather Only
34-0274
Air Filter Replacement
Chrome Curved Air Cleaner Breather
• Includes steel bracket with breather bolts and tapered filter 
element with chrome 90° intake tube to face forward on CV 
carburetors
• Fits FLT 1993-2007 Except 1995-2001 EFI
34-0451 Installed
34-0451
40-0452
Exposed Filter
• Fits 2008-2016 FLT.
• Provides enhanced airflow featuring a 
laser engraved center nose cone.
VT No. 34-1672
Important Note:
 Some items on this page may be emission-related parts subject to California or other emission control laws. Please see 
note for important information regarding emission control regulatory compliance and warranty information.
40-0581
40-0532
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