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  • Our price $550.00
  • MSRP Regular price $578.94
  • You save $28.94 (4%)
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Product Overview

Overview of Yoshimura RS4S Exhaust System - 234700D320
Stainless Header
Aluminum Muffler
  • All systems and mufflers are constructed entirely of 304 stainless steel for a long lasting, durable and rust-resistant life
  • Full systems are lighter than stock and outperform stock exhaust system throughout the entire RPM range
  • Header and tailpipe feature polished 18-gauge 304 stainless steel CNC mandrel bent construction, oversized step tube design, and integrated O2 sensor bung (for integration with PIM2 and Data Box)
  • Mufflers feature Hi-flow U.S.F.S. approved spark arrestor, 20-gauge 304 stainless steel CNC rolled, robot welded canister shell, polished 304 stainless steel "deep draw" end-caps, and "Pillow Pack" muffler packing
  • Mufflers are laser cut and CNC bent, and include a powder coated chassis mounting bracket and stainless steel "closed-end" rivets
  • Mufflers also feature embossed, silk-screened, and riveted aluminum name badge

    Included Items:
    (1) Muffler with tail pipe and aluminum sleeve with carbon fiber endcap
    (1) Head pipe
    (1) Heat shield
    (1) Aluminum spacer
    (1) Rubber grommet
    (1) 8mm-1.25 x 30mm flanged hex head bolt
    (2) 6mm-1.00 x 8mm button head bolts
    (1) 8mm flat washer
    (1) Muffler wash plug

Brand LionParts
SKU # 196560-Yoshimura-EH-TR
Weight 11.94 lb

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Delivery times vary according to location and product purchased. The estimated delivery time provided at the checkout is an estimate only. Actual shipping time may vary. does not take responsibility for shipping delays caused by the carrier. To ensure you're receiving exactly what you want, some orders are sourced from various shipping facilities. This may cause different parts of your order to arrive separately.

Detailed shipment dates and tracking numbers will be sent to the email address provided at the time of checkout. In the event your order can't be shipped, we will contact you within two business days explaining why your shipment has been held up.

With any questions or concerns, contact us at 1-800-983-2210.

We aim to ensure you receive the best quality product, suited to your unique needs.

If a part doesn't fit or you aren't completely satisfied with your purchase, the majority of our products are eligible for a full refund within 30 days of delivery. To be eligible for a refund, products must be unopened.

Refunds can be anticipated within four weeks of depositing your package to a return shipper. This time period includes the transit time for us to receive your return from the shipper (5 to 10 business days), the time it takes us to process your return when we receive it (3 to 5 business days) and the time it takes your bank to process our refund requests (5 to 10 business days).

If you require a refund and return, please contact us for authorization. We will notify you via email once we have received and processed the returned item. 

For any questions or concerns, call us toll-free at 1-800-983-2210. We can also be reached by email at 

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