⟲ 360° — drag meThe facts.
| Part Number | S-Y6R9-APT |
|---|---|
| Brand | Akrapovic |
| System Type | Full exhaust system (Racing Line) |
| Fitment | Yamaha YZF-R6, 2008-2026 |
| Header Material | Stainless steel V4A |
| Silencer Material | Titanium (outer sleeve, end cap, and all internals) |
| Configuration | 4-into-2-into-1 |
| System Weight | 5.2 kg (OEM: 10.3 kg — saving: 5.1 kg) |
| Power Gain | +10.6 hp at 13,150 rpm (OEM: 110.5 hp / Akrapovic: 121.1 hp) |
| Torque Gain | +6.9 Nm at 11,500 rpm |
DescriptionThe whole story▼
The Akrapovic Racing Line is a full exhaust system engineered without compromise for the Yamaha YZF-R6 across the 2008 to 2026 model range. Constructed from high-grade stainless steel V4A with an all-titanium silencer body, end cap, and internal components, every element of this system reflects the material standards Akrapovic applies directly to Grand Prix racing programmes. The result is a complete system that strips 5.1 kg from the standard exhaust, unlocks genuine power gains, and delivers the unmistakable acoustic character of a race-prepared R6.
Key Features
- 4-into-2-into-1 stainless steel V4A header configuration with lambda connection for clean integration
- Hexagonal silencer canister with titanium outer sleeve, titanium end cap, and full titanium internals throughout
- Weight reduction of 5.1 kg over the stock system — from 10.3 kg (OEM) down to 5.2 kg
- Peak power increase of 10.6 hp, raising output from 110.5 hp to 121.1 hp at 13,150 rpm
- Torque gain of 6.9 Nm at 11,500 rpm for sharper mid-range and top-end response
- Sound level increase of 13.6 dB, from 94.2 dB (OEM) to 107.8 dB — a full race exhaust note
- Includes dB-Eater (part number V-TUV227-1) for venue or noise compliance use
Build Quality and Materials
Where most aftermarket full systems use stainless steel throughout, the Racing Line takes a more considered approach: the header and mid-pipe are fabricated from stainless steel V4A for long-term rigidity and corrosion resistance, while the hexagonal silencer canister is constructed entirely from titanium — outer shell, end cap, and all internal components. This combination is not a cost-cutting compromise; it reflects exactly how Akrapovic balances structural integrity in the high-heat header section against absolute weight savings at the silencer, which is where mass reduction has the greatest effect on handling balance and centre of gravity.
The silencer form itself is drawn from Akrapovic's collaboration with factory racing teams, giving the R6 an unmistakable Grand Prix aesthetic without any cosmetic additions. Every weld, every joint, and every surface finish is held to the tolerances Akrapovic maintains across its full race catalogue.
Performance on Track
Gaining 10.6 hp and 6.9 Nm while simultaneously removing 5.1 kg from the motorcycle transforms the character of the YZF-R6 at the circuit. The power increase peaks at 13,150 rpm — precisely where the R6's inline-four is designed to live on track — while the torque improvement at 11,500 rpm broadens usable power delivery through corner exits. The 5.2 kg system weight is less than half the OEM exhaust, a reduction that lowers unsprung and chassis-mounted mass simultaneously, improving suspension response and high-speed stability under braking.
This system carries no road homologation and is intended exclusively for closed-circuit competition and track use.
Fitment and Compatibility
This system is designed and tested to fit the Yamaha YZF-R6 across all model years from 2008 through to 2026. The 4-2-1 header layout follows the original routing architecture of the R6 chassis, and the included lambda connection preserves the OEM sensor port where applicable.
Specifications
- Part Number: S-Y6R9-APT
- Brand: Akrapovic
- Type: Full exhaust system (Racing Line)
- Fitment: Yamaha YZF-R6, 2008-2026
- Header material: Stainless steel V4A
- Silencer material: Titanium (outer sleeve, end cap, and internals)
- Configuration: 4-2-1
- System weight: 5.2 kg (OEM: 10.3 kg, saving: 5.1 kg)
- Power gain: +10.6 hp at 13,150 rpm (OEM: 110.5 hp / Akrapovic: 121.1 hp)
- Torque gain: +6.9 Nm at 11,500 rpm
- Sound level: 107.8 dB (+13.6 dB over OEM 94.2 dB)
- Lambda connection: Included
- dB-Eater: Included (V-TUV227-1)
- Road legal: No — track and competition use only
FitmentWhich bikes this fits▼
- Yamaha YZF-R6 (2008–2026)
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