Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust
Dyna "Big Inch" Exhaust

Dyna "Big Inch" Exhaust

930-01244

Regular price$1,399.99
/
Shipping calculated at checkout.

Length
Finish
End Cap
  • American Made and Sourced
  • Ships Free in Continental U.S.
  • Limited Lifetime Warranty
  • In stock – ships within 7 business days
  • Available on backorder – see lead times for details

If the exhaust you want shows "Available on backorder", please consult the current estimated lead times here:

  • Brushed stainless exhausts ship in 6-8 weeks
  • Mirror polished exhausts ship in 6-8 weeks
  • Black ceramic coated exhausts ship in 8-10 weeks

While we are working hard to keep lead times to a minimum, please keep in mind that polished and coated pipes are custom orders which require additional production time.

Built for big motors that demand more from their exhaust, the Sawicki "Big Inch" 2-into-1 Exhaust delivers the performance, ground clearance, aggressive styling, and unmistakable sound that have made Sawicki a favorite among performance Harley riders. Designed specifically for 110" and larger engines, every system is handcrafted from mandrel-bent, aircraft-quality 304 stainless steel and features a precision hand-formed merge collector for maximum exhaust flow and power.

Available in Shorty and Mid-Length configurations, you can choose the look and riding style that best fits your build without sacrificing the performance Sawicki is known for.

Available Styles

Shorty

  • Compact, aggressive styling
  • Maximum ground clearance
  • Offered with your choice of a welded stainless steel end cap or black billet aluminum end cap

Mid-Length

  • Longer profile with a balanced performance look
  • Smooth 2-into-1 collector design
  • Offered with your choice of a welded stainless steel end cap or black billet aluminum end cap

Features

  • Designed for 110"+ Big Inch Harley-Davidson Dyna engines
  • Mandrel-bent 304 stainless steel construction
  • Hand-formed 2-into-1 merge collector for optimized exhaust flow
  • 1¾" primary tubes stepped to 2"
  • Approximately 16 lb weight savings over stock (Stock: 27 lb / Sawicki: 11 lb)
  • Fits OEM mid-controls
  • Accepts 18mm O₂ sensors for aftermarket tuners (12mm reducers included)
  • Includes exhaust gaskets
  • Includes standard mounting hardware and Sawicki's rugged two-piece adjustable mounting bracket
  • Available in Brushed Stainless, Black Ceramic, or Mirror Polished
  • Limited Lifetime Warranty
  • Proudly Made in the USA

Fitment

  • 1991–2017 Harley-Davidson Dyna EVO & Twin Cam 5- and 6-Speed models
  • Excludes FLD Switchback models

These are not your ordinary mass-produced exhaust pipes. While we may have the pipe you want in stock and ready to ship, most Sawicki Speed exhaust systems are made-to-order and handcrafted.

Polished and ceramic coated systems require additional production time as we must send these out to receive their finishes. Here’s what you can expect (PLEASE NOTE lead times are only estimates and may vary):

  • Brushed stainless exhausts ship in 6-8 weeks
  • Mirror Polished exhausts typically ship in 6-8 weeks
  • Jet-Hot Ceramic Coated exhausts typically ship in 8-10 weeks

In the words of our customers, “It’s worth the wait!”

NOT LEGAL FOR SALE OR USE IN CALIFORNIA ON ANY POLLUTION CONTROLLED MOTOR VEHICLE. Use of select racing products on highway motorcycles may not be emissions-compliant. Aftermarket Critical Emission Control Parts are regulated by the California Air Resources Board (CARB). Since these parts may replace or otherwise interfere with the operation of emission controls (such as a catalytic converter or oxygen sensor), their use could be considered tampering under California's anti-tampering law, Vehicle Code Section 27156.

The installation, sale, offer for sale, or manufacture of this product may also be ILLEGAL NATIONWIDE UNDER THE FEDERAL CLEAN AIR ACT (42 U.S.C. § 7522(A)(3)). Users must comply with all federal, state, and EPA regulations. It is the purchaser’s responsibility to determine suitability of parts for their motorcycle application and ensure compliance with ARB emissions regulations. This required disclaimer satisfies the provisions of California Code of Regulations, title 13, Section 2222(b)(2).

ADDITIONAL WARNING: Some products may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm, as detailed at www.P65Warnings.ca.gov.

Our exhaust systems ship with all hardware necessary to install it yourself. Instructions are provided in the box, but you can also access our install instructions and watch video walkthroughs here:

Installation Instructions and Videos

You've got questions? We've got answers. Click here for some quick answers to the questions we hear most:

Frequently Asked Questions

Our exhausts come backed by a Limited Lifetime Warranty, which protects your exhaust against manufacturing defects for the life of the pipe. Click for more details or to register your purchase:

Limited Lifetime Warranty

IMPORTANT:Coated and polished exhaust systems are custom-finished products. Once an order is released to our coating or polishing vendor, the order cannot be modified, canceled, returned, or refunded. All coated and polished exhaust products are final sale. Approved returns of eligible non-custom products are subject to a 20% restocking fee. Click here to read the full policy.