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Platinum Racing Products

Radium Engineering

Exhaust, Mufflers & Tips - Exhaust Valve Controllers

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177 Products

GrimmSpeed GRMGRM070044

GrimmSpeed 2015+ Mustang GT350/GT350R Exhaust Valve Defeat Module

Backorder - Email for ETA

(0)

Regular price $62.41
Akrapovic AKRP-HF841-A4

Akrapovic Key Fob + Receiver

Special Order - Email for lead time

(0)

Regular price $457.73
-19%

MBRP MBRPAD7042

MBRP 2020-2023 Chevrolet Corvette C8 Valve Simulators- Pair

In stock (38)

(0)

Regular price $124.99

Regular price ~~$154.40~~ Sale price $124.99
Stainless Bros STB118-00000-5000

Stainless Bros Exhaust Valve Control Module - Vacuum Actuator

Special Order - Email for lead time

(0)

Regular price $236.34
QuadBoss QBS420592

QuadBoss 98-01 Yamaha YFM600 Grizzly 4x4 Air Cut-Off Valve Kit

Special Order - Email for lead time

(0)

Regular price $48.36
QuadBoss QBS420590

QuadBoss Air Cut Off Valve Kit

In stock (3)

(0)

Regular price $33.64
QuadBoss QBS420588

QuadBoss 07-09 Yamaha YFM250 Big Bear Air Cut-Off Valve Kit

In stock (3)

(0)

Regular price $44.05
QuadBoss QBS420587

QuadBoss 99-04 Yamaha YFM250 Bear Tracker Air Cut-Off Valve Kit

In stock (1)

(0)

Regular price $38.46
QuadBoss QBS420586

QuadBoss 03-08 Suzuki LT-Z400 QuadSport Air Cut-Off Valve Kit

In stock (2)

(0)

Regular price $32.88

Regular price ~~$32.99~~ Sale price $32.88
QuadBoss QBS420585

QuadBoss Air Cut Off Valve Kit

In stock (2)

(0)

Regular price $38.26
-1%

QuadBoss QBS420584

QuadBoss 04-09 Suzuki LT-Z250 QuadSport Air Cut-Off Valve Kit

In stock (1)

(0)

Regular price $32.73

Regular price ~~$32.99~~ Sale price $32.73
QuadBoss QBS420583

QuadBoss 04-09 Kawasaki KFX700 V-Force Air Cut-Off Valve Kit

In stock (13)

(0)

Regular price $35.78
QuadBoss QBS420582

QuadBoss 05-13 Kawasaki KVF650 Brute Force 4x4 Air Cut-Off Valve Kit

In stock (3)

(0)

Regular price $31.01
Akrapovic AKRP-HF1298

Akrapovic 20-23 Mercedes-Benz AMG CLA 45 / CLA 45 S Pre-Facelift (C118/X118) Control Kit

Special Order - Email for lead time

(0)

Regular price $714.24
Akrapovic AKRP-HF989

Akrapovic Replacement Modul Control Kit (for akrME-BM/T/8H)

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(0)

Regular price $361.25
Akrapovic AKRP-HF978

Akrapovic Modul Control Kit (for S-AU/TI/6H)

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(0)

Regular price $387.73
Akrapovic AKRP-HF1646

Akrapovic 2025 Audi RS Q8 (4M) Sound Kit

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(0)

Regular price $669.64
Akrapovic AKRP-HF1431

Akrapovic 22-24 Audi RS 3 (8Y) Control Kit

In stock (1)

(0)

Regular price $586.00
-15%

Wiseco WISVET058

Wiseco 2025 KX250/KX250X Titanium Exhaust Valve

Special Order - Email for lead time

(0)

Regular price $127.39

Regular price ~~$149.95~~ Sale price $127.39
-27%

Wiseco WISVET057

Wiseco 19-25 KTM 450SX-F/FC450 Titanium Exhaust Valve

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(0)

Regular price $127.39

Regular price ~~$174.95~~ Sale price $127.39
-15%

Wiseco WISVET056

Wiseco 23-25 KTM 350SX/FC350 Titanium Exhaust Valve

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(0)

Regular price $127.39

Regular price ~~$149.95~~ Sale price $127.39
-15%

Wiseco WISVET055

Wiseco 23-25 KTM 250SX Titaniuim Exhaust Valve

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(0)

Regular price $127.39

Regular price ~~$149.95~~ Sale price $127.39
-27%

Wiseco WISVET054

Wiseco 19-25 KX450/21-25 KX450X Titanium Exhaust Valve

Special Order - Email for lead time

(0)

Regular price $127.39

Regular price ~~$174.95~~ Sale price $127.39
-15%

Wiseco WISVET052

Wiseco 20-24 KX250F Titanium Exhaust Valve

Special Order - Email for lead time

(0)

Regular price $127.39

Regular price ~~$149.95~~ Sale price $127.39
-15%

Wiseco WISVET051

Wiseco 17-19 KX250F Titanium Exhaust Valve

Special Order - Email for lead time

(0)

Regular price $127.39

Regular price ~~$149.95~~ Sale price $127.39
-27%

Wiseco WISVET050

Wiseco 23-25 YZ450F Titanium Exhaust Valve

Special Order - Email for lead time

(0)

Regular price $127.39

Regular price ~~$174.95~~ Sale price $127.39
-27%

Wiseco WISVET049

Wiseco 20-22 YZ450F/21-23 WR450F Titanium Exhaust Valve

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(0)

Regular price $127.39

Regular price ~~$174.95~~ Sale price $127.39
Wiseco WISVES040

Wiseco 20-25 KTM 450/500 EXC-F Steel Exhaust Valve

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(0)

Regular price $76.72
Wiseco WISVES039

Wiseco 20-24 KTM 350EXC-F Steel Exhaust Valve

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(0)

Regular price $66.77
Stainless Bros STB618-07600-0000

Stainless Bros 3in SS304 Electronically Actuated Valve (Includes Valve Only Actuator Not Included)

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(0)

Regular price $156.09
Akrapovic AKRP-HF1577

Akrapovic 2023+ Mercedes C63 S E Performance Sound Kit

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(0)

Regular price $681.05
Akrapovic AKRTP-PO991GT3/BOX

Akrapovic 2014 Porsche 911 GT3 RS Titanium dB Reducer

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(0)

Regular price $2,362.27
Akrapovic AKRP-HF985

Akrapovic 16-17 Mercedes-AMG C63 Coupe (C5) Valve Actuator Kit

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(0)

Regular price $1,007.26
Akrapovic AKRP-HF977

Akrapovic 16-17 BMW M2 (F87) Sound Kit

Special Order - Email for lead time

(0)

Regular price $783.95
Akrapovic AKRP-HF975

Akrapovic Valve Control Kit (For S-AU/TI/6H)

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(0)

Regular price $681.50
Akrapovic AKRP-HF964

Akrapovic 12-15 Porsche Boxster (981) Sound Kit

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(0)

Regular price $700.57
Akrapovic AKRP-HF949

Akrapovic 16-17 Mercedes-AMG C63 Coupe (C5) Sound Kit

Special Order - Email for lead time

(0)

Regular price $573.72
Akrapovic AKRP-HF947

Akrapovic 15-17 BMW X5M (F85) Sound Kit

In stock (1)

(0)

Regular price $974.30
Akrapovic AKRP-HF946

Akrapovic 16-17 Audi R8 5.2 FSI Coupe/Spyder Sound Kit

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(0)

Regular price $775.59
Akrapovic AKRP-HF911

Akrapovic 2015 Mercedes Benz GT Roadster (R190) Evolution Motor Kit

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(0)

Regular price $222.62
Akrapovic AKRP-HF880

Akrapovic 09-15 Audi R8 5.2 FSI Coupe/Spyder Sound Kit

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(0)

Regular price $775.59
Akrapovic AKRP-HF879

Akrapovic 06-13 Chevrolet Corvette ZO6/ZR1 (C6) Sound Kit

In stock (1)

(0)

Regular price $509.97
Akrapovic AKRP-HF878

Akrapovic 11-12 BMW 1 Series M Coupe (E82) Sound Kit

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(0)

Regular price $1,210.79
Akrapovic AKRP-HF877

Akrapovic 07-11 Audi S5 Coupe (8T) Sound Kit

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(0)

Regular price $1,412.66
Akrapovic AKRP-HF876

Akrapovic 2008 Fiat Abarth 500/595 Sound Kit

In stock (1)

(0)

Regular price $1,050.74
Akrapovic AKRP-HF874

Akrapovic 12-15 Porsche 911 Carrera S/4/4S/GTS (991) Sound Kit

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(0)

Regular price $766.10
Akrapovic AKRP-HF870

Akrapovic 08-12 Porsche 911 Carrera S/4/4S/GTS (997 DFI) Sound Kit

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(0)

Regular price $1,008.38
Akrapovic AKRP-HF868

Akrapovic 14-17 Chevrolet Corvette Stingray (C7) Valve Actuator Kit

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(0)

Regular price $1,483.75

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