Complete HiFlow 425 Air Cleaner Polished Finned Sportster Harley
Outlaw HiFlow 425
Air Cleaner System
For
Harley-Davidson
Sportster Models 1991-UP
~Complete High Performance System~
~Fits EFI & Carbureted~

MADE in The USA!
DK Custom Products
FEATURES & SPECS:
- HiFlow 4 1/4" Genuine K&N Air Filter
- Super Low Profile - best leg clearance
- Support & Backplate Black Powder Coat Finish
- Billet Aluminum Polished Finned Cover
- Optional Matching Points Cover
- Your Choice of External Breathers (NO dirty air in engine)
- Optional P-Clamp for More Secure Catch Can Installation*
- All Hardware needed, including Stainless AND Brass Acorn
- E-Z Step-by-Instructions Included
- Made in The USA!
The Outlaw HiFlow 425 System will give your Sportster the Air it needs to Produce Maximum Power. CLEAN AIR - No dirty air routed back in!
This system is TURN-KEY. It comes with everything needed to replace the restrictive stock air cleaner.
E-Z Installation with Step-by-Step Instructions.
Genuine K&N Filter with Million Mile Warranty.
Filter is re-usable. Simply wash, let dry, & apply oil.
Fits Carbureted & EFI Sportsters 1991-Up.
This is a must for at Stage 1 Upgrade.
Included: Your Choice of Brass, Black or Polished Aluminum Breathers. Or you can choose one of the Hose & filter Breather Systems for venting - To see full details on All these choices Click HERE.
When choosing between the Breather systems, it is helpful to know-
1. All the Breather Bolt function the same, it is just a matter of which color you prefer.
2. All the Hose and Filter Breathers function the same with the Outlaw Air Cleaners, it is a matter of which system you like the looks of the best.
3. There are options for Standard Catch Can & XL Catch Can. The XL Catch Can Is 33% Larger holding 3 ounces of liquid, where the Standard Catch Can holds 1 ounce of liquid. If your bike tends to spits out more liquid, the XL may be a better choice. You can learn more about each option by clicking the links: XL Black, XL MCF, Standard Black, Standard MCF.
*You can see more about the Standard P-Clamp at this LINK.
*You can see more about the XL P-Clamp at this LINK.
The Transformer™ is the Ultimate External Breather System, that Doubles as a Support Bracket and can be Transformed into an EPA (Emissions) Compliant System. It fits all Outlaw Air Cleaners.
This System comes with a Billet Aluminum Polished Finned Cover, and there is an Optional Matching Points Cover, see pics of it HERE.
These are also available with a variety of other covers, including Black & Contrast Cut.
You can upgrade to the Outlaw HiFlow 425 Air Cleaner System without doing any dyno work or adding tuners IF you leave the stock exhaust in place.
This kit comes with both a Stainless and a Brass Acorn Fastener for the Cover.
There are Optional A/C Cover Fasteners that you can add to your order.
The EPA has required Harley to route dirty, oily crankcase air back into the air cleaner compromising the performance of your engine. The Outlaw Breathers vents it without compromising the performance or longevity of your motor.
Caution: Motorcycles modified with this DK Custom Products High-Performance part may not be legal for public highway use in some areas. The user shall determine suitability of this product for his or her use.
Check out the Dyno Chart! 9.7% increase on a 103CI! When combined with the Thunder Torques an even BIGGER Increase.
"The power increase, and knowing I am not feeding crap into my cylinders, along with a great look, make this A/C a winner for me. Thank you!" -Lyle