Bassani True Dual Down Under Headpipes - M8 Touring
Harley-Davidson Touring M8 (2017-2024)
Bassani True Dual Down Under headers split exhaust pulses into independent left and right channels while directing exhaust heat away from the rider legs.

Includes currency-adjusted exchange rate, South African customs clearance, and insured door-to-door courier dispatch from Cape Town.
Engineering & Performance Characteristics
Mandrel bending guarantees uniform tube diameter without pinch points, maintaining smooth flow velocity across both cylinder channels.
Engineered Highlights & Performance Gains
- Down Under routing routes rear pipe under transmission to eliminate right-side rider heat
- True independent dual pipes produce distinct stereo exhaust acoustics
- Compatible with all factory OEM and aftermarket 4-inch slip-on mufflers
- Dual 12mm and 18mm oxygen sensor bungs for optimal sensor fitment
Technical Specifications
- Brand & Origin
- Bassani Xhaust
- Product SKU / MPN
- BAS-1F27SS / 1F27SS
- System Architecture
- True Dual Independent Headpipe System
- Material Construction
- Mandrel-Bent 16-Gauge Steel
- Surface Finish
- Chrome Heat Shields Included
- Sound Profile
- Classic Separated Stereo V-Twin Cadence
- Header Dimensions
- 1-3/4" Primary Headpipes
- ECU Tuning Status
- Tuning Required / Highly Advised
- Tuning Guidance
- Autotune recalibration recommended to adjust cylinder-to-cylinder fuel delivery.
- Manufacturer Warranty
- 1-Year Limited Manufacturer Warranty
- Availability & Dispatch
- In Stock (Cape Town stock, 1-3 business days nationwide courier)
Included in Box
- Left and Right Headpipes
- Crossover Bracket
- Heat Shield Set
- Flanges & Retaining Clips
Verified Fitment List
Confirmed compatible models for Bassani True Dual Down Under Headers - Harley M8 Touring. Roxstar verifies model, year, and frame clearances prior to dispatch.
Not sure if your specific model year, engine size, or aftermarket luggage brackets are compatible? Our Cape Town technicians confirm all dimensions before taking payment.
Submit your bike specs for verification →South African Courier Logistics
All orders are dispatched from our Cape Town hub via fully trackable courier services. We deliver directly to private residences, commercial addresses, or designated motorcycle performance workshops.
About Bassani Xhaust
Explore the full range of performance exhaust systems, tuning accessories, and precision engineered components from Bassani Xhaust.
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Bassani True Dual Down Under Headers - Harley M8 Touring FAQs
Clear, evidence-backed answers regarding motorcycle exhaust fitment and supply.
How do I request fitment verification and pricing for Bassani True Dual Down Under Headers - Harley M8 Touring?
Does this Bassani Xhaust system require ECU re-tuning?
What is the delivery timeline for delivery within South Africa?
What warranty coverage applies to BAS-1F27SS?
Technical & Category Guides
- Bassani Xhaust Brand ShowcaseExplore all performance products and engineering heritage from Bassani Xhaust.
- Performance Products CatalogBrowse all 220+ performance exhausts, headers, and tuning upgrades.
- Fitment Confirmation GuideLearn how we verify motorcycle year, model, and sensor bung specs.
- Exhaust Tuning & Fuel MappingECU tuning, fuel management, and air-fuel ratio advisory.
Enquire on Bassani True Dual Down Under Headers - Harley M8 Touring
Provide your motorcycle make, model, year, and displacement for direct fitment confirmation and an official written quote.
