{"product_id":"yonristic-performance-s4-s5-2009-2023-racing-valved-exhaust-system","title":"Yonristic Performance S4\/S5 2009-2023 Racing Valved Exhaust System","description":"\u003cp\u003eThe Yonristic Catback Exhaust System for the Audi S4 is designed to elevate the performance and auditory experience of this popular sports sedan. Known for its balance between daily drivability and spirited performance, the Audi S4's stock exhaust system often leaves enthusiasts wanting more in terms of sound and responsiveness. That’s where our custom-built catback exhaust with valve control comes into play, delivering a more aggressive tone while enhancing the overall performance.\u003c\/p\u003e\n\u003cp\u003eCrafted from T304 stainless steel or Grade 5 titanium, the Yonristic system sheds excess weight while maintaining exceptional durability and resilience. The precision-engineered design enhances exhaust flow, reducing backpressure and improving throttle response, resulting in optimized engine performance. Audi's turbocharged V6 deserves an exhaust system that can do justice to its power, and the Yonristic catback does exactly that.\u003c\/p\u003e\n\u003cp\u003eWhat sets our exhaust apart is the integrated valve control system, giving drivers the ability to adjust the exhaust tone on demand. With just a press of a button, you can switch between a refined, subdued sound for daily drives and an exhilarating roar that brings the Audi S4's performance to life during spirited driving.\u003c\/p\u003e\n\u003cp\u003eIn addition to the acoustic benefits, the exhaust system is visually enhanced by double-layered tips, adding a distinctive, polished touch to the rear of the S4. The system fits seamlessly, requiring no modifications to the OEM setup, making it an easy, yet impactful upgrade.\u003c\/p\u003e\n\u003cp\u003eFor S4 owners who want to experience the full potential of their vehicle while personalizing their driving experience, the Yonristic Catback Exhaust System with valve control is the perfect solution. It amplifies the V6’s natural sound and power, delivering a driving experience that’s as thrilling as it is sophisticated.\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003eDetails:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct:\u003c\/strong\u003e Performance exhaust cat-back pipe kit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eApplicable Model:\u003c\/strong\u003e B8 (2009-2016), B9 (2017-2023)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e  T304 stainless steel, Grade 5 Titanium Available!\u003cstrong\u003e\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight Reduction: \u003c\/strong\u003eT304 Stainless Steel (20% lighter), Grade 5 Titanium (65% lighter)\u003cbr\u003e\n\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eValve Type:\u003c\/strong\u003e Electrical with remote control, Dual Valves. Immediate response! \u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eControl Mode:\u003c\/strong\u003e Remote control + 5 different sound wave levels\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInstallation Method:\u003c\/strong\u003e Slip-on with professional clamps + Factory header connection\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSurface Treatment:\u003c\/strong\u003e Yonristic unique technology (polished then frosted)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeat Shield Available: \u003c\/strong\u003eThis exclusive Yonristic technology can increase the product's durability. It is optional for the stainless steel builds.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThis system is tailored for enthusiasts seeking distinctive sound and performance enhancement. It is backed by Yonristic's commitment to quality and customer satisfaction. Please contact us directly for detailed inquiries and to discuss specific customization needs.\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eEngineered, designed, and manufactured in-house at Yonristic Performance.\u003c\/li\u003e\n\u003cli\u003eSatisfaction guaranteed.\u003c\/li\u003e\n\u003cli\u003e1-year high-quality warranty guarantee.\u003c\/li\u003e\n\u003cli\u003eFree shipping\/delivery nationwide! \u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Yonristic Performance","offers":[{"title":"S4\/S5 B9 (2017-2023) \/ T304 Stainless Steel \/ (4) Chrome","offer_id":46034866405610,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ T304 Stainless Steel \/ (4) Burnt","offer_id":46034866438378,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ T304 Stainless Steel \/ (4) Carbon Fiber (Gloss)","offer_id":46034866471146,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ T304 Stainless Steel \/ (4) Carbon Fiber (Frosted)","offer_id":46034866503914,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ Grade 5 Titanium \/ (4) Chrome","offer_id":46034866536682,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ Grade 5 Titanium \/ (4) Burnt","offer_id":46034866569450,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ Grade 5 Titanium \/ (4) Carbon Fiber (Gloss)","offer_id":46034866602218,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B9 (2017-2023) \/ Grade 5 Titanium \/ (4) Carbon Fiber (Frosted)","offer_id":46034866634986,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ T304 Stainless Steel \/ (4) Chrome","offer_id":46034866667754,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ T304 Stainless Steel \/ (4) Burnt","offer_id":46034866700522,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ T304 Stainless Steel \/ (4) Carbon Fiber (Gloss)","offer_id":46034866733290,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ T304 Stainless Steel \/ (4) Carbon Fiber (Frosted)","offer_id":46034866766058,"sku":"AUDI-S4-2018-LB","price":2299.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ Grade 5 Titanium \/ (4) Chrome","offer_id":46034866798826,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ Grade 5 Titanium \/ (4) Burnt","offer_id":46034866831594,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ Grade 5 Titanium \/ (4) Carbon Fiber (Gloss)","offer_id":46034866864362,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true},{"title":"S4\/S5 B8 (2009-2016) \/ Grade 5 Titanium \/ (4) Carbon Fiber (Frosted)","offer_id":46034866897130,"sku":"AUDI-S4-2018-T","price":3449.0,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0477\/0427\/7142\/files\/AudiS4S5Exhaust.jpg?v=1778282169","url":"https:\/\/www.k2-industries.com\/en-au\/products\/yonristic-performance-s4-s5-2009-2023-racing-valved-exhaust-system","provider":"K2 Industries","version":"1.0","type":"link"}