Akrapovic Racing Line Stainless Steel Full System Exhaust Yamaha YZF-R7 (2021-2025) S-Y7R12-APT
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The Akrapovic Racing Line (Stainless Steel) full system exhaust for the Yamaha YZF-R7 (2021–2025) delivers a measurable performance gain you can feel from the first ride. Pairing a stainless steel header with a titanium hexagonal silencer and titanium end cap, it sheds 3.0 kg over the stock unit while adding 5.9 hp and 2.9 Nm of torque — all without sacrificing day-to-day rideability on your way to the circuit.
Key Features
- Saves 3.0 kg over the OEM exhaust (stock: 7.6 kg, Akrapovic: 4.6 kg) for sharper handling and reduced unsprung mass
- Gains 5.9 hp at 9,200 RPM (stock: 70.4 hp, Akrapovic: 76.3 hp) and +2.9 Nm torque at 5,500 RPM
- 2-into-1 stainless steel V4A header with lambda sensor connection for seamless ECU compatibility
- Full titanium silencer construction — body, internals, and end cap — for maximum weight savings
- dB eater included, allowing you to dial back the acoustic output when needed
- Optional black aluminium exhaust bracket available separately for use when the passenger footpegs are removed
Build Quality and Materials
Akrapovic engineers the Racing Line as a proper performance system rather than a cosmetic upgrade. The 2-into-1 header is fabricated from high-grade V4A stainless steel, offering long-term corrosion resistance through all weather conditions the road throws at a daily rider. The hexagonal silencer takes construction a step further: every metallic component — outer sleeve, internal baffling, and the tapered end cap — is machined or formed from titanium. The result is a silencer that is exceptionally light for its output class while retaining the rigidity expected from a competition-focused manufacturer.
Sound and Performance
Fitting the Racing Line raises the exhaust note by 13 dB compared to the factory system, reaching 100 dB at 5,000 RPM versus the stock 86.3 dB. That figure reflects a genuine motorsport character without the compromise of a simple slip-on. Because the system is supplied without a catalytic converter, it is intended for closed-course, track use. The included dB eater provides a practical option for noise-sensitive environments, making this system genuinely versatile for riders who track their R7 on weekends.
Fitment and Compatibility
This exhaust is designed and tested specifically for the Yamaha YZF-R7 across all model years from 2021 to 2025. An optional black anodised aluminium exhaust bracket is available when the passenger rearsets are removed, providing a clean, uncluttered installation in a solo-seat configuration.
Specifications
| Specification | Detail |
|---|---|
| Part number | S-Y7R12-APT |
| System type | Full exhaust system (header + silencer) |
| Header material | Stainless steel V4A, 2-into-1 |
| Silencer material | Titanium (body, internals, end cap) |
| System weight | 4.6 kg (OEM: 7.6 kg, saving: 3.0 kg) |
| Power gain | +5.9 hp at 9,200 RPM (76.3 hp vs 70.4 hp stock) |
| Torque gain | +2.9 Nm at 5,500 RPM |
| Sound level | 100 dB at 5,000 RPM (+13 dB vs stock 86.3 dB) |
| Catalyst | None — track use only |
| Fitment | Yamaha YZF-R7 (2021–2025) |
| Part number | S-Y7R12-APT |
|---|---|
| System type | Full exhaust system (2-into-1) |
| Header material | Stainless steel V4A |
| Silencer material | Titanium (body, internals, end cap) |
| System weight | 4.6 kg (OEM: 7.6 kg, saving: 3.0 kg) |
| Power gain | +5.9 hp at 9,200 RPM (76.3 hp vs 70.4 hp stock) |
| Torque gain | +2.9 Nm at 5,500 RPM |
| Sound level | 100 dB at 5,000 RPM (+13 dB vs stock 86.3 dB) |
| Fitment | Yamaha YZF-R7 (2021–2025) |
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// Akrapovic
Akrapovic Racing Line Stainless Steel Full System Exhaust Yamaha YZF-R7 (2021-2025) S-Y7R12-APT

Tech specs
- Part number
- S-Y7R12-APT
- System type
- Full exhaust system (2-into-1)
- Header material
- Stainless steel V4A
- Silencer material
- Titanium (body, internals, end cap)
- System weight
- 4.6 kg (OEM: 7.6 kg, saving: 3.0 kg)
- Power gain
- +5.9 hp at 9,200 RPM (76.3 hp vs 70.4 hp stock)
- Torque gain
- +2.9 Nm at 5,500 RPM
- Sound level
- 100 dB at 5,000 RPM (+13 dB vs stock 86.3 dB)
- Fitment
- Yamaha YZF-R7 (2021–2025)
- Worldwide shipping
- Genuine parts & verified quality
- 14-day returns — in stock ships within 24h
- Personal email support
// Support
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