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ANSA Sport centre exhaust Alfa 75 V6 with catalytic conv.
Centre exhaust muffler 75 2,5 V6 - 3,0 V6
Alfa Romeo 75 2,5 V6 - 3,0 V6
Centre exhaust muffler 75 IE / TS / V6
Centre exhaust muffler (Version for cars with catalyser) Alfa 75 1,6 IE Alfa 75 1,8 IE Alfa 75 2,0 Twin Spark
Centre exhaust muffler Alfa 75 1,6 + 1,8 IE / 2,0 TS
Centre exhaust muffler (Version for cars without catalyser) Alfa 75 1,6 IE Alfa 75 1,8 IE Alfa 75 2,0 Twin Spark
Centre exhaust muffler Alfa 75 Turbo
Alfa 75 Romeo Turbo
Centre exhaust muffler Alfetta / Giulietta / 75
Alfetta Sedan Giulietta Alfa 75 1,8
Exhaust hanger Alfetta + GTV4 + GL + 75 + 90
Exhaust hanger Alfetta Giulietta Alfetta GTV Alfa 75 Alfa 90
Exhaust manifold / downpipe gasket 164 TS + 75 + A + GL
Exhaust manifold / downpipe gasket Alfa Romeo Alfetta Giulietta Alfa 90 Alfa 75 IE / TS 164 TS 155 TS
Exhaust manifold Alfa 75 Turbo 1.8
Sport Manfold (stainless steel) Alfa 75 1.8 Turbo Made in Italy
Exhaust manifold Alfa 75 V6 / GTV 6 left
Original Alfa exhaust manifold Alfetta GTV 6 Alfa 75 2,5 V6 Alfa 75 3,0 V6
Exhaust manifold gasket 101 / 105 / 116 / 75
101 Giulietta Spider / Sprint 105 / 115 Modelle 116 Alfetta Berlina / GT / GTV 4 75 IE
Exhaust manifold gasket 75 TS + 155 TS + 164 TS
Exhaust manifold gasket Alfa 75 Alfa 155 Alfa 164 1,7TS, 1,8TS, 2,0TS
Fine threaded nut M8 x 1 (12mm) exhaust manifold
OKP - Special nut Fine threaded nut M8 x 1 for exhaust manifold and others Wrench size 12MM These are a smaller outer diameter than the original which makes tightening easier as you have more access room around the nut. Alfa Romeo and other cars
Front exhaust muffler Alfetta / Giulietta / 75
Alfetta Sedan Giulietta Alfa 75 carb.
Gasket Sport exhaust manifold GTV6 + 75 2.5V76 - 3.0V6
Gasket for Sport Exhaust manifold AR 30 010 009 Alfa Romeo GTV6 + 75 2.5V76 - 3.0V6
K - Nut M10 x 1 spanner size 12
K-nut Locking nut M10 x 1 (6 point) Spanner size: 12 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
K - Nut M10 x 1,5 spanner size 12
K-nut Locking nut M10 x 1,50 (6 point) Spanner size: 12 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
K - Nut M12 x 1,5 spanner size 14
K-nut Locking nut M12 x 1,50 (6 point) Spanner size: 14 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
K - Nut M6 x 1 spanner size 7
K-nut Locking nut M6 x 1.0 (6 point) Spanner size: 7 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
K - Nut M7 x 1 spanner size 8
K-nut Locking nut M7 x 1,0 (6 point) Spanner size: 8 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
K - Nut M8 x 1 spanner size 10
K-nut Locking nut M8 x 1,0 (6 point) Spanner size: 10 mm Standard hexagonal K-nuts (235°C) Locking nut = result of elliptical deformation. Less material = reduced spanner size. This results in huge weight saving. Large flange to reduce the tension by distributing the force over a larger surface. The hexagonal M6 x 1.0 K-nut is an elliptically deformed self-locking nut typically used in motorsports and aerospace applications. Tolerance: 4H-5H Material: DIN 1.7220.3 - 35CrMo4 - AISI 4135/4137 Hardness: max. 44 HRC Class: 1100 MPa tensile strength Max temperature: 235°C = 455°F Surface: cadmium-plated + MoS2 low friction coating
Exhaust System: Sound, Performance and Authenticity for Italian Vehicles
The Exhaust System category offers a broad range of standard mufflers, sport exhaust systems, catalytic converters, and all related gaskets, mounts, and connectors – for both classic and modern Italian automobiles. As OKP, your long-standing specialist in Italian vehicles, we focus on precision-fit components that meet technical standards while preserving the characteristic sound profile.
Our range covers the full Alfa Romeo model spectrum – from historic models like the 6C and 1900, through the Giulietta and Giulia series (750, 101, 105/115), to Bertone Coupés, Spider, Alfetta, 75, GTV/Spider 916, and modern cars such as the 156, 159, Giulia (952) and Stelvio. We also offer exhaust components for Fiat, Lancia, Maserati, Ferrari, and Lamborghini, as well as accessories from premium manufacturers like Ansa, CSC, and Imasaf.
This category includes:
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Standard mufflers and exhaust pipes in original shapes and materials – for factory-correct appearance and subtle sound, as per original tuning.
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Sport exhaust systems and performance silencers with optimized flow and deep, resonant tones – for enhanced revving dynamics and an expressive sound, without compromising daily usability.
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Catalytic converters – for vehicles with original systems or as retrofit solutions, fully compliant with emission standards and technically matched to the engine.
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Gaskets, mounting kits, brackets, and connectors – everything for a proper and durable installation.
Whether you're doing a factory-correct rebuild, a sporty upgrade, or a modern retrofit, our Exhaust System components deliver the right tone and reliable performance – for your Italian classic or daily driver.