Extreme Custom Marine

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Extreme Custom Marine EXTREME CUSTOM MARINE
Located in Southern California, ECM is your one-stop shop for parts, repair, service, rigging, refurbishing and high-performance.

Extreme Custom Marine LLC provides service and repairs, custom rigging, and fiberglass repairs for all trailer boats . We specialize in high performance stern drive repairs for all Mercruiser™ made boats and engines. If it is a specific part you are looking for please give us a call. There is no make or model boat our skilled technicians cannot work on. We have made a commitment to provide the most reliable and dependable service to our customers, while providing some of the most competitive rates in the industry. Our quality workmanship stands out in those areas where other companies fall short. It is our focus on quality and affordability that propels Extreme Custom Marine LLC ahead of the competition

Keep your Mercury Marine engines running smooth with genuine 100 & 300 Hour Maintenance Kits! Perfect for 150HP 4 Stroke...
10/20/2026

Keep your Mercury Marine engines running smooth with genuine 100 & 300 Hour Maintenance Kits! Perfect for 150HP 4 Stroke EFI, V6 3.4L, and more. Made in the USA 🇺🇸🔧

Upgrade your boat with Mercury propellers! Choose from Enertia Eco 3-blade SS, Fury 3-blade SS, Spitfire X7 4-blade SS, ...
10/19/2026

Upgrade your boat with Mercury propellers! Choose from Enertia Eco 3-blade SS, Fury 3-blade SS, Spitfire X7 4-blade SS, or Spitfire Aluminum 4-blade. All made in the USA with 1-year warranty. Perfect performance guaranteed! ⚓🌊

Get your Mercury Marine outboard or inboard engines started right every time with these OEM Quicksilver starter motors! ...
10/16/2026

Get your Mercury Marine outboard or inboard engines started right every time with these OEM Quicksilver starter motors! Reliable, 1-year warranty, and made in the USA. Perfect for Optimax, Verado, EFI 4-stroke & more! ⚙️🚤

Power up your boat with Mercury Marine & Quicksilver alternators! From 55 AMP V-Belt to 150 HP EFI Outboard models, all ...
10/15/2026

Power up your boat with Mercury Marine & Quicksilver alternators! From 55 AMP V-Belt to 150 HP EFI Outboard models, all made in the USA with 1-year warranty. Keep your marine engine running strong! ⚡🚤

🚤 Save an extra 10% on 3+ Mercury Marine items like the Verado Top Cowling, Enertia Propeller, maintenance kits & more! ...
10/14/2026

🚤 Save an extra 10% on 3+ Mercury Marine items like the Verado Top Cowling, Enertia Propeller, maintenance kits & more! Use code EXTREMEAUTOM26 by Oct 21, 2026. Don’t miss out! 🛥️⚓️

Address

1331 E Saint Gertrude Place
Santa Ana, CA
92705

Opening Hours

Monday 8am - 5pm
Tuesday 8am - 5pm
Wednesday 8am - 5pm
Thursday 8am - 5pm
Friday 8am - 5pm

Telephone

(714) 486-1607

Website

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