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Over 35 years of Experience Selling and Repairing Vehicles We are an hour from UNH and the New Hampshire Seacoast, as well as an hour north of Boston, M.A.

We are proud to offer some of the highest quality sales and service in the greater New England area - conveniently located on 181 Rockingham Road (off 93 and 101) in Derry, NH. When it comes to purchasing a pre-owned vehicle, we have been in business for over 35 years for a reason - we know what our customers want, and visit the best auctions in the Northeast weekly, purchasing only the finest qua

Book a car from Second Car Center on Turo 05/08/2026

Car Rental Made Easy!

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04/13/2026

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Deciphering the Code: What 5W-30 and 20W-50 Really Mean
​Modern multi-grade oils use two numbers to handle varying temperatures:
​The Number Before the 'W': The 'W' stands for Winter. This indicates the oil's flow characteristics during a cold start. A lower number (like 5W) means the oil reaches critical engine components faster in those first few seconds of ignition.
​The Number After the Dash: This represents the oil's viscosity at normal operating temperatures. A higher number (like 50) means the oil remains thicker and more stable under extreme heat and heavy loads.
​Common Problems and Technical Solutions
​Problem: Auditioning a "clattering" or "ticking" sound during a cold start.
​Cause: The oil is too thick when cold, failing to reach the upper valve train quickly enough.
​Solution: Switching to an oil with a lower winter grade (e.g., from 15W to 5W) as recommended by the manufacturer.
​Problem: Oil consumption or light smoke in high-mileage engines.
​Cause: The oil is too thin for the engine's current state of wear, allowing it to bypass worn piston rings and burn in the combustion chamber.
​Solution: Using a higher viscosity oil (like 20W-50) to provide a better seal in older engines and reduce oil loss.
​Professional Insight
​Low-viscosity oils (like 5W-30) reduce internal engine drag, which directly translates to better fuel economy and lower emissions. However, for high-performance engines or vehicles operating in desert climates, higher viscosity is vital to maintain a robust "lubrication film" that prevents metal-to-metal contact and thermal breakdown.
​Precision in every drop is how we ensure your vehicle's peak performance at Auto craft.

04/08/2026

Ask us about Walnut Shell cleaning for your engine.

Take a trip in Second Car Center’s Kia Sportage 03/15/2026

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Take a trip in Second Car Center’s Kia Sportage Explore the highways and byways of Derry in Second Car Center’s Kia Sportage on Turo, where you can book the perfect car for your next adventure, courtesy of local hosts.

Book a car from Second Car Center on Turo 02/14/2026

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01/29/2026

And this is why we do State Inspections. Yes it does happen.

12/24/2025

Wishing everyone a Merry Christmas and Happy New Years !!
We will be closing today at noon and reopening on Monday, December 29 !

Enjoy!!

No Annual Fee¹ 12/13/2025

No Annual Fee¹ Accepted Nationwide

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Telephone

Address


181 Rockingham Road
Derry, NH
03038

Opening Hours

Monday 7am - 7pm
Tuesday 7am - 7pm
Wednesday 7am - 7pm
Thursday 7am - 7pm
Friday 7am - 6pm
Saturday 7am - 5pm
Sunday 11am - 4pm