Sierra Parts Promo Codes & Coupons September 2026 — Up to 20% Off

Sierra Parts has a 56-year history and is the world's leading manufacturer of aftermarket engine and drive components for the marine industry. In 2022, they have expanded the range of brands to include a variety of products for the aftermarket boating business, as well as products for land applications. Sierra Parts includes the complete SIERRA Marine product line, as well as the expansive marine brands formerly known as Shields and Moeller. The new SIERRA brand umbrella will also include the Prime Line brand for the ATV/UTV and outdoor power equipment markets, as well as additional aftermarket parts and accessories for onshore applications. In all markets on land and at sea, its brand stands for proven aftermarket products, built to quality and backed by industry-leading customer support and service. They are constantly innovating new products and technologies to anticipate and address customer needs.