Lion L90000 Grill Review: The 90,000 BTU Powerhouse for Your Outdoor Kitchen?

Lion L90000 40-Inch Built-In Grill:
The 90,000 BTU Powerhouse for Your Outdoor Kitchen

If you have been searching for an honest Lion L90000 Grill Review, you are in the right place. The Lion Premium Grills L90000 is the flagship 40-inch built-in grill from Lion Premium Grills, a brand dedicated to bringing commercial-grade outdoor cooking performance to residential outdoor kitchens since their founding in Ontario, California. At $2,599.00, this best propane built-in grill delivers five heavy-duty Cast 304 Stainless Steel burners for a combined 75,000 BTUs of primary cooking power, a 15,000 BTU infrared rear rotisserie burner, 802 sq. in. of primary cooking surface, 228 sq. in. warming rack for 1,030 sq. in. total, Flame Thrower ignition, internal halogen lighting, external LED knob bezels, an XL analog thermometer, and a complete gourmet package including a smoker box, rotisserie kit, griddle, and grill cover all included standard. This Lion L90000 propane grill is currently on display at our Best of Backyard showroom in Riverside, CA.

What makes the Lion L90000 the most feature-complete premium built-in gas grill in our showroom at this price point is the combination of five Cast 304 Stainless Steel burners, a complete gourmet package included standard, and a 1,030 sq. in. total cooking area that makes this the largest total cooking footprint in our showroom series. Five Cast 304 Stainless Steel burners deliver 75,000 BTUs of primary cooking power across a 802 sq. in. primary cooking surface, enough to cook up to 32 burgers simultaneously. The 15,000 BTU infrared rear rotisserie burner is included standard along with a complete rotisserie kit, smoker box, griddle, and grill cover in the Lion gourmet package. The double-layer seamlessly welded stainless steel hood with polished edges provides exceptional heat retention during every cook. At $2,599.00 the Lion L90000 propane grill delivers genuine commercial-grade performance at a price that makes it one of the strongest value propositions in our showroom series.

The Lion L90000 Grill Review story begins with Lion Exterior Products, Inc., a company headquartered in Ontario, California that has built its reputation on delivering commercial-grade stainless steel outdoor cooking equipment at accessible price points. The L90000 is constructed from 16-gauge 304 stainless steel throughout, the same commercial-grade material specification used in professional kitchen equipment. The double-layer seamlessly welded stainless steel grill head with polished edges is engineered for long-term durability and heat retention. All five Cast 304 Stainless Steel burners carry a lifetime warranty, a warranty tier that signals genuine confidence in the long-term performance of the core cooking system. The stainless steel frame and housing also carry a lifetime warranty, and the stainless steel cooking grids carry a lifetime warranty as well. At $2,599.00 the Lion L90000 gives buyers a lifetime-warranted commercial-grade built-in cooking system with the complete gourmet package included at a price that significantly undercuts many competitors offering comparable BTU output and cooking area.

The Lion Premium Grills L90000 lighting and control package is one of the most complete in our showroom series. The external LED knob bezels illuminate each control knob for clear visibility of burner settings in any lighting condition day or night. Two internal halogen lights illuminate the full 802 sq. in. primary cooking surface for confident nighttime grilling. The Flame Thrower ignition system with six Lion Quick Lite valves and push-to-turn knob design ensures fast and reliable burner startup every time. The XL analog thermometer monitors cooking temperature without lifting the hood during active cooks. The adjustable warming rack provides 228 sq. in. of additional cooking space for indirect cooking, keeping finished food warm, or staging sides during larger entertaining sessions. Note that the LP hose is included for propane configurations. The unit in our Best of Backyard showroom is the Propane configuration.

Lion Exterior Products, Inc. backs the Lion L90000 with a strong tiered warranty structure. Lifetime coverage on Cast Stainless Steel Burners. Lifetime coverage on Stainless Steel Frame and Housing. Lifetime coverage on Stainless Steel Cooking Grids. 3 years on Stainless Steel Flame Tamers. 1 year on Gas Valves and all other parts and components. This warranty does not cover labor or labor-related charges, and there will be a shipping and handling charge for delivery of warranty parts. The L90000 cutout dimensions are 38.5" wide, 9.625" high, and 21.5" deep, and the unit weighs 200 lbs. Lion grills are designed and tested in Ontario, California and manufactured overseas. For warranty service contact the authorized seller or reach Lion Exterior Products, Inc. at 541 East Main St., Ontario CA 91761 or at lionbbq.com.

Gourmet Package Included Standard

The Lion L90000 gourmet package is one of the strongest value inclusions of any premium built-in gas grill in our showroom series. Included standard at no extra cost with every L90000 purchase: a smoker box for wood chip smoke infusion on any cook, a rotisserie kit with spit rod, forks, and motor for whole chicken, prime rib, and large cut rotisserie cooking using the 15,000 BTU infrared rear burner, a griddle with griddle remover for flat-top cooking on the primary surface, and a grill head canvas cover to protect the investment between uses. No other grill in our showroom series comes with this level of included accessories at this price point. The gourmet package alone represents significant additional value on top of the $2,599.00 base price of the L90000.

Five Cast 304 SS Burners: 75,000 BTUs

The five Cast 304 Stainless Steel burners on the Lion L90000 are the engineering centerpiece of the entire grill. Cast stainless steel construction means fewer weak points and a longer lifespan than standard thin-walled tubular burners found on most grills at this price point. Five burners deliver 75,000 BTUs of primary cooking power with even flame coverage across the full 802 sq. in. primary cooking surface, ensuring consistent heat from edge to edge without the hot and cold spots common in lower-quality burner designs. The Lion L90000 grill ensures even distribution of heat throughout the entire cooking surface, and hot spots and uneven cooking are not a concern with this burner design. All five Cast 304 Stainless Steel burners carry a lifetime warranty the longest burner warranty in our showroom series at this price tier. Combined with the 15,000 BTU infrared rear rotisserie burner, the L90000 delivers 90,000 BTUs combined total cooking power.

1,030 Sq. In. Total Cooking Area

The Lion L90000 delivers the largest total cooking area of any best propane built-in grill in our showroom series. The 802 sq. in. primary cooking surface handles up to 32 burgers simultaneously across five independent burner zones — more than enough for the largest outdoor entertaining sessions. The 228 sq. in. adjustable warming rack adds additional cooking and warming space on top of the primary surface for a total of 1,030 sq. in. The premium solid stainless steel cooking grates carry a lifetime warranty and deliver long-term durability with excellent heat retention across the full cooking surface. For buyers who regularly entertain larger groups or want the maximum flexibility of a five-zone independent burner cooking system, the L90000 primary cooking surface is the most capable in our showroom at this price point.

External LED Knob Bezels and Dual Lighting

The external LED knob bezels on the Lion L90000 Grill Review showroom unit are a premium control panel detail that makes nighttime burner control intuitive and precise. Each of the six push-to-turn knobs is surrounded by an illuminated LED ring for clear visibility of the exact burner setting at any ambient light level. Combined with the two internal halogen lights that illuminate the full 802 sq. in. primary cooking surface, the Lion Premium Grills L90000 delivers one of the most complete nighttime grilling visibility packages in our showroom series. The stainless steel light switch provides clean control of the internal lighting system. For buyers who regularly grill into the evening or entertain after dark, the dual lighting system on the L90000 ensures full visibility of every burner zone and every inch of the cooking surface from the first minute of preheating to the last cook of the night.