KTM 790 S ADVENTURER 2019-2021

Price range: £ 196.08 through £ 387.00

If you’re searching for the perfect performance exhaust upgrade for your ktm 790 s adventurer 2019-2021, you’ve landed in exactly the right place. At Max Torque Cans, we’ve built our reputation on delivering high-quality, hand-finished exhausts that transform the riding experience — and this slip-on silencer for the KTM 790 S Adventure is no exception. Whether you’re hammering tarmac on a Sunday blast or loading up for a long-distance tour, this can delivers a deeper, more aggressive note alongside a genuine improvement in throttle response and overall performance.

The KTM 790 Adventure S is already an exceptional machine straight from the factory. It’s powerful, agile, and confidence-inspiring on a wide variety of terrain. But if you’ve ever sat behind the bars and thought the exhaust note could do with a bit more character, we hear you loud and clear. This MTC exhaust is designed specifically to slot straight onto your bike and give it the voice it deserves — without compromising reliability or rideability.

What’s Included with the KTM 790 S Adventurer 2019-2021 Performance Exhaust

This package has been put together to give you everything you need for a clean, professional-looking install right out of the box. There’s no scrabbling around for extra parts or making do with sub-standard fittings — we’ve included the full kit so you can get on with the job and get back on the road as quickly as possible.

Here’s exactly what comes in the box with your ktm 790 s adventurer 2019-2021 exhaust package:

  • 1 x MTC Exhaust 380mm Long — a perfectly proportioned can that sits tidily beneath the tail unit without looking undersized or oversized
  • 1 x CNC Mandrel Bent System & Link Pipe with Heat Shield — precision-bent for optimal gas flow and finished to a high standard
  • 2 x Connecting Clamps — solid, corrosion-resistant clamps for a rattle-free, gas-tight connection
  • 1 x Stainless Exhaust Strap — tough, long-lasting support that won’t corrode or crack over time
  • 1 x Exhaust Strap Rubber — absorbs vibration and protects the silencer body from wear
  • 1 x Stainless Exhaust Hanger — keeps everything sitting correctly and securely on the bike

Every component in this kit has been chosen with durability and ease of fitment firmly in mind. The stainless steel construction throughout means you’re investing in a long-term upgrade, not a short-term fix that’ll look tired after a winter of commuting.

Fitment Details for the KTM 790 S Adventurer 2019-2021

This performance exhaust has been designed as a direct slip-on replacement, fitting models from 2019 through to 2021. The link pipe and silencer are engineered to match the original mounting points on the KTM 790 Adventure S, meaning you won’t need to drill, modify, or fabricate anything to get the job done neatly.

The CNC mandrel-bent link pipe is a key part of what makes this kit so effective. Unlike basic press-bent pipes that can restrict flow at the bends, mandrel bending maintains a consistent internal diameter throughout the entire run of the pipe. This means exhaust gases exit the engine more freely, which translates to improved throttle response, a more linear power delivery, and that satisfying surge as you open the throttle on the way out of a bend.

The supplied heat shield is a practical touch that you’ll genuinely appreciate, especially if you’re a tall rider or frequently carry a pillion. It keeps heat away from legs and luggage without adding unnecessary bulk to the overall setup.

If you also ride the R variant, it’s worth knowing that we stock a dedicated option for that model too. Take a look at our KTM 790 R ADVENTURER 2019-2021 page for full details and specification.

Installation Notes for Your KTM 790 S Adventurer 2019-2021

Fitting the ktm 790 s adventurer 2019-2021 slip-on exhaust is a straightforward process that most mechanically confident riders will be able to tackle at home with a basic set of tools. Here are a few tips to help the job go smoothly:

  • Always work on a cold engine. Give the bike plenty of time to cool down before you begin removing the standard silencer. Exhaust components retain heat for longer than you might expect.
  • Use penetrating fluid on any stubborn fasteners. If you’re working on a bike that’s been through a few winters, some of the existing hardware may be reluctant to shift. A little penetrating oil left to soak for twenty minutes can save a great deal of frustration.
  • Snug up the connecting clamps gradually and evenly. Alternate between the clamp bolts to ensure even pressure around the joint and a gas-tight seal. Don’t over-tighten on the first pass — work up to the correct torque in stages.
  • Check all fixings after the first ride. Thermal cycling can cause fittings to seat themselves slightly differently once they’ve been through a heat cycle. A quick once-over after your first run will ensure everything is still tight and correctly aligned.
  • Consider an ECU remap. While this slip-on will deliver noticeable improvements straight away, pairing it with a professional ECU remap or a Power Commander-style fuel management solution will unlock the full potential of the upgrade.

The entire installation should take most riders no more than an hour, and the end result is a bike that looks sharper, sounds better, and responds more keenly to the throttle. It really is one of the most rewarding upgrades you can make to the ktm 790 s adventurer 2019-2021 for the money spent.

Why Choose Max Torque Cans for Your KTM 790 S Adventurer 2019-2021 Exhaust?

At Max Torque Cans, we live and breathe motorcycles. We’re not a faceless warehouse operation — we’re enthusiasts who understand what riders actually want from an aftermarket exhaust upgrade. Every product we sell has been carefully selected and tested to ensure it meets the standards we’d expect on our own bikes.

Our MTC silencers are built using quality materials and finished to a standard that stands up to everyday riding in all British conditions — and we all know how testing those can be. The stainless steel construction resists corrosion, while the precision manufacturing ensures a fit that feels factory-correct rather than an afterthought.

We also back everything up with genuine customer support. If you have a question about fitment, need advice on installation, or want to discuss compatibility with your specific model year, just get in touch and we’ll point you in the right direction.

Want to see and hear this exhaust in action before you buy? Check out the gallery on our Flickr page and the video below to get a proper feel for the look and sound of this can on the KTM 790 Adventure S. There’s nothing quite like hearing it for yourself.

Frequently Asked Questions — KTM 790 S Adventurer 2019-2021 Exhaust

  • Will this fit my 2020 KTM 790 Adventure S? Yes — this exhaust is designed to fit all ktm 790 s adventurer 2019-2021 models, including the 2020 model year.
  • Do I need to remap my ECU after fitting? The bike will run and the exhaust will sound great without a remap, but for the best possible performance gains we do recommend pairing the upgrade with a fuel management solution.
  • Is this a full replacement or a slip-on? This is a slip-on fitment, using a link pipe that connects to your existing downpipes. The supplied link pipe and heat shield are included in the kit.
  • Will it pass an MOT noise test? Our exhausts are produced for road use, but it is always the rider’s responsibility to ensure their bike complies with current noise regulations. We recommend checking with your local MOT station if you have any concerns.
  • What material is the can made from? The silencer body and supporting hardware are constructed from stainless steel for long-term durability and corrosion resistance.

The ktm 790 s adventurer 2019-2021 deserves an exhaust that matches its character — purposeful, refined, and built to perform. This MTC slip-on silencer delivers exactly that. Add it to your basket today and take your KTM Adventure S to the next level.

Material

White, Polished Stainless Steel, Satin Stainless Steel, Titanium, Carbon, Black, Blue

Shape

Round GP, Oval, Round, Tri Oval

Outlet

Evo Outlet, GP Pro Outlet, Single Outlet, Twin Outlet, Carbon Outlet

Type

Race, Road Legal

Outlet

Single Outlet 165x165px 1 Single Outlet – single 54mm diameter rolled outlet. Best performing outlet in a road-legal /race. Simple and effective.
Stainless Oval twin outlet Twin Outlet – twin 40mm diameter rolled outlets. This has the ‘best of both worlds’, quieter than the single outlet with baffles inserted, and Louder than the single outlet with the baffles removed. (Both outlets working in the road-legal form).
Carbon Outlet 165x165px 1 Carbon Outlet -Our superior outlet range with a choice of a smooth, sleek Oval, ultra-modern Tri-oval, and now our all-new for 2020 Round outlet. These outlets give your exhaust the distinctive, expensive finish without the expensive price tag.
GP Pro Outlet 165x165px 1 GP Pro Outlet – Comes with a large 63mm diameter slash-cut finish, and can come with and without road-legal baffles.
Stainless_tri-oval_EVO-carbon-outlet-1 The Evo Outlet – Is a new, modern 2020 design. The sleek, tapered lines compliment any road – track or race bike

Materials

Our Exhausts are internally constructed in stainless steel and the outer sleeve can be made in stainless steel, titanium or carbon fiber. MTC ONLY uses the best grade materials.

Polished Stainless Steel 1 Polished Stainless Steel – Grade T304 + T409 (a single slip-on exhaust normally weighs 1.9 kilos).
titanium 165x165px Satin Stainless Steel – Grade T304 + T409 (a single slip-on exhaust normally weighs 1.9 kilos).
satin stainless steel Titanium – Grade 2 + 3 mill finish (a single slip-on exhaust normally weighs 1.7 kilos).
carbon 165x165px Carbon Fibre – 4 x 4 twill prepreg autoclave cured, foiled lined (a single slip-on exhaust normally weighs 1.2 kilos).

Our coloured exhausts have stainless steel sleeves that are painted prior to assembly. The item is electrostatically coated with high-grade polyester powder and cured at 200º-220º deg C giving a durable, smooth and U.V. resistant finish with excellent colour retention. Colours available are matt black, gloss white and gloss blue.

Shape

Exhaust shapes 2 Round GP – Ø98mm Our smaller round exhaust shape and is usually 250mm Long (this exhaust shape is perfect for the customer who wants a louder sound on a standard sized bike).
Exhaust shapes 3 Round – Ø110mm Our Normal-sized exhaust shape and can come in sizes from 250mm to 450mm Long. (This is our standard sized exhaust and performs excellently on most bikes).
Oval Oval – working from 110mm Ø is sized 98mm wide and 122mm High and can come in sizes from 250mm to 450mm Long. (This is our slimmest design, for inverted under-seat exhausts, or for customers/Racers who need the slimmest streamlined spacers to ride through).
Tri Oval Tri Oval – working from 110mm Ø is sized 98mm wide and 122mm High and can come in sizes from 250mm to 450mm Long.
(This is our Premium shaped design. (Designed back in 2002′ our company was the first in the UK to produce this exclusive shape, have a look around and see how many UK companies have copied us!!).

3D View

Please click on the exhaust below to see the 3D model

[ngg src=”galleries” ids=”226″ display=”basic_thumbnail” thumbnail_crop=”0″]

Fitting Guide

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All our Road Legal exhausts come with a Road Legal Baffle / Decibel Killer + BSAU ( British Road-Legal ) markings.

All our RACE exhausts do not come with a Road Legal Baffle / Decibel Killer + do not have any BSAU ( British Road-Legal ) markings. and are marked NOT FOR ROAD USE

 

2024 Road legal exhaust statement:

At Max Torque Cans we prioritise safety and compliance in the world of motorcycle exhausts. Our commitment to adhering to regulations is evident in our product design and labelling, and hence with new updates from ACEM, DVSA and DfT, we are ensuring our exhaust systems are compliant with new and upcoming legislation and regulations. Specifically, two changes detailed below:

Road Legal Exhausts: Our road legal exhausts will have the BSAU stamped markings and be crafted with non-removable baffles, aligning seamlessly with the standards set by ACEM (European Association of Motorcycle Manufacturers). These baffles are an integral part of our design to ensure that your motorcycle exhaust complies with road regulations, providing you with a legal and enjoyable riding experience.

Race Exhausts and Silencers:  For those seeking an exhilarating experience on the track, our race exhausts are engineered to deliver optimal performance. Clearly marked with type approval markings “Not for Road Use” etched into the side, these exhausts are specifically designed for racing applications. This distinction is in line with DVSA policy, ensuring that our race exhausts are suitable for track use, meeting the highest performance standards without compromising on safety.

Fitting Guides

https://maxtorquecans.com/fitting-guides-download/

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