Ferrari Portofino / Portofino M: unleashing the twin-turbo V8, the complete exhaust system guide

RogMotorsport expert guide

The Portofino is the everyday open-top Ferrari: a retractable hardtop, 620 hp and genuine versatility. With the roof down, every decibel counts twice, and the factory exhaust keeps too many of them to itself. Setting it free turns every journey into an event. This guide explains everything you need to know before choosing your configuration: cat-back only or sport catalytic converter, the French MOT, the engine warning light, stainless steel or titanium, and the valve system. By the end, you will know exactly which exhaust system suits the way you drive.

The Ferrari twin-turbo V8: several times Engine of the Year, and still with reserves

The twin-turbo V8 in your Portofino / Portofino M has been voted engine of the year time after time: near naturally aspirated response, a furious climb through the revs and boost management no one else masters at this level. Maranello also took care over its sound, but type approval imposes its filters: compared with the naturally aspirated V8s of the past, part of the scream has been lost, and owners know it.

The ROG exhaust goes after that missing part: freed harmonics, presence restored through the revs, and refined bangs on the overrun. And the valves keep things civil so you can drive incognito whenever you decide.

The figures: what the exhaust system really delivers

At ROG, we always look for the best. That is why we always recommend an ECU remap at an approved tuning centre after installation. Our systems fit perfectly with or without, but it is with a full remap that your engine will express all of its potential.

Gains from the ROG system alone without a remap. Stage 2 with a full remap.

To be completely transparent: the exhaust alone brings better breathing and sound. The Ferrari twin-turbo V8 is designed with considerable headroom: at Stage 2 with an ECU remap at a specialist centre, the figures above stay within its reliability range. For a car of this calibre, we invite you to call us so we can define the project together.

Cat-back only or sport catalytic converter: building your configuration

Let us start with a point many websites keep quiet about: you do not have to touch the catalytic converter. Our full post-cat exhaust system, the cat-back, is already a major transformation. It houses the entire valve system and removes a large part of the factory silencers. In sound, character and breathing, the gain is immediate, with the best results for the money. It is the ideal starting point and, for many of our customers, it is more than enough.

Replacing the catalytic converter is then for those who want the ultimate configuration: even more flow, even more sound. Here is exactly what each option means for your Portofino / Portofino M.

200-cell sport catalytic converter

Passes the French MOT. The 200-cell converter cleans the exhaust enough to meet the emissions limits of the French MOT (contrôle technique), while delivering far more flow than the factory catalytic converter. No compromise on legality in France, and a real gain in breathing and sound. It is our recommendation for a car used every day.

100-cell sport catalytic converter

French MOT pass not guaranteed. With half as many cells, flow comes as close as possible to a decat and the sound gains real aggression, especially at high revs. Emissions control is still there but reduced: passing the French MOT (contrôle technique) is not guaranteed.

Decat

The decat pipe removes all emissions control: maximum flow, raw sound and the sharpest revving. It is the most extreme configuration we offer. To be completely transparent: under normal circumstances, a decat does not pass the emissions test of the French MOT (contrôle technique). The choice is yours, made with full knowledge of your situation and how you use the car. If in doubt, call us and we will talk it through.

Sound level, on a scale of 0 to 10

To give you a concrete idea, here is how the configurations rank on your Portofino / Portofino M, with the valves open:

And remember: with the valves closed, every one of these configurations becomes discreet again. That is the whole point of the ROG valve system.

What about the engine warning light?

A question we always get, answered with figures. With a sport catalytic converter (100 or 200 cells), an engine warning light appears in around 15% of cases. A warning light is therefore very rare, but the risk is not zero. With a decat, the warning light is more common, as the ECU detects the missing emissions control. Either way, the fix is simple: a diagnostic tool session or an ECU remap will clear it. And if it happens to you, get in touch and we will help you through it.

Stainless steel or titanium: what difference does it make for you?

Stainless steel (304 grade): the benchmark for high-end exhausts. Tough, durable and corrosion-proof, with a full, rounded sound. It offers the best value for money and is the choice of most of our customers.

Titanium: around 40% lighter than stainless steel, with a more metallic sound signature that turns crisper at high revs. It is also an aesthetic choice: titanium comes in several shades, from natural titanium to blued, heat-burnt finishes. It is the material of supercars and motorsport. On a Portofino / Portofino M, it brings an exclusive character that stainless steel cannot offer.

The ROG sound signature on the Ferrari V8

Our exhaust frees what type approval holds back: the V8's fury through the revs, the high harmonics, and refined bangs on the overrun with the valves open. With the valves closed, your Ferrari turns discreet again so you can cross town incognito. The prancing horse gets its full voice back, on demand.

The valve system: how it works, and why it changes everything

The principle is simple and mechanical. With the valves open, the exhaust gases run straight through: a direct path, no restriction, maximum sound and flow. With the valves closed, the gases are forced through the rear silencer: the volume drops instantly and the car becomes discreet again. Two personalities in one exhaust system, and you are the one who decides.

You have two ways to control these valves, whichever you prefer.

OEM valves: the exhaust comes with mounting points ready to refit your factory actuators. Your Portofino / Portofino M keeps all of its factory management: drive modes and automatic opening according to the manufacturer's mapping. Zero added electronics, completely seamless integration.

ROG remote-controlled valve system: new motorised valves, independent of the factory engine management. A small control unit fits in the boot (very simple installation, full guide shipped with the exhaust), and a remote gives you two buttons: open and closed. You decide, at any moment, whatever the drive mode. Discreet in your street at 7h00 in the morning, spectacular on a mountain road at the weekend.

The tips: the visual signature

Final step of the configuration: the exhaust tips. A choice of shapes, diameters and finishes to match the exhaust exit to the style of your Portofino / Portofino M, whether understated or bold. Something specific in mind, a particular finish? Email us a photo or a description and we will work out together what can be done.

ROG semi-bespoke: why we ask for your VIN

Every exhaust system is assembled for your exact specification. That is why, before ordering, you enter your vehicle's exact details (year, model, engine, chassis) along with your 17-character VIN, shown in box E of your vehicle registration certificate. This is not a formality: it is what allows us to guarantee a perfect fit, with no nasty surprises during installation. Installation is plug and play, with no modification to the vehicle.

We are upfront about lead times: allow 7 days to design your exhaust system, then 10 to 15 days for free delivery, so 2 to 3 weeks on average between your order and delivery. Every exhaust system comes with a 3-year warranty.

A French brand, close to its customers

RogMotorsport is a French brand, and we built it around one conviction: with a product like an exhaust system, the support matters as much as the product itself. In practice, this means you can reach us by phone on 07 56 95 95 39 or by email at contact@rogmotorsport.com, before, during and after your order.

Before ordering: torn between stainless steel and titanium, between 200 cells and cat-back only, or want to know what best suits the way you drive? Call us, we will take the time. Do you have a specific request, particular tips, a special finish, or a question about your exact configuration? Write to us and we will give you a straight answer. After your order: tracking, fitting advice and support whenever needed, our after-sales service is extremely responsive. More than 500 exhaust systems fitted and a 4.9-star rating: that is no accident, it is this close relationship that makes the difference.

Configure my exhaust for the Portofino / Portofino M (from €3,290)

In summary: our recommendations for the Portofino / Portofino M

Daily driving, open road: cat-back exhaust or 200-cell catalytic converter, ROG remote-controlled valves, and with the roof down the transformation is total. No worries at the French MOT.

Enthusiast use: titanium, 100-cell catalytic converter and a Stage 2 ECU remap to unlock the full potential.

Ultimate configuration: decat, full Stage 2. The absolute maximum in flow and sound.

And if you are still unsure, that is perfectly normal: it is exactly why we answer the phone.